List of Strigiformes by population
The population of birds |
---|
Lists Accipitriformes (hawks, eagles, vultures, and kites) Anseriformes (waterfowl) Apodiformes (swifts and hummingbirds) Caprimulgiformes (nightjars and relatives) Charadriiformes (gulls and relatives) Ciconiiformes (storks and relatives) Columbiformes (doves and pigeons) Coraciiformes (kingfishers and relatives) Cuculiformes (cuckoos and relatives) Falconiformes (falcons and relatives) Galliformes (gamebirds) Gaviiformes (loons or divers) Gruiformes (cranes and relatives) Passeriformes (perching birds) Pelecaniformes (pelicans and relatives) Phoenicopteriformes (flamingos) Piciformes (woodpeckers and relatives) Podicipediformes (grebes) Procellariiformes (albatrosses and petrels) Psittaciformes (parrots) Sphenisciformes (penguins) Strigiformes (owls) Struthioniformes (ratites) Tinamiformes (tinamous) Trogoniformes (trogons and quetzals) |
Key |
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This list is not comprehensive, as not all Strigiformes have had their numbers quantified. For a simple list of all owl species, see the article "List of owl species".
Extinct Species:
- Bermuda saw-whet owl, described from fossil records and explorer accounts of the bird in the 17th century.[1]
- Laughing owl, last seen in 1914.[2]
- Mauritius scops owl, last seen 1837 and certainly extinct by 1859.[3]
- Réunion scops owl, went extinct in the 17th century after the colonization of the island of Réunion.[4]
- Rodrigues scops owl, last recorded in 1726.[5]
Species by global population
See also
References
- ^ Hume, Julian P. (24 August 2017). Extinct Birds. ISBN 9781472937452.
- ^ "Ninox albifacies". IUCN Red List of Threatened Species. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689496A93232295.en.
- ^ "Mascarenotus sauzieri". IUCN Red List of Threatened Species. doi:10.2305/IUCN.UK.2016-3.RLTS.T22728861A94999192.en.
- ^ "Mascarenotus grucheti". IUCN Red List of Threatened Species. doi:10.2305/IUCN.UK.2017-3.RLTS.T22728866A119424909.en.
- ^ "Mascarenotus murivorus". IUCN Red List of Threatened Species. doi:10.2305/IUCN.UK.2016-3.RLTS.T22728856A94999047.en.
- ^ a b c IUCN (2016-10-01). "Asio abyssinicus. The IUCN Red List of Threatened Species 2016: e.T22689512A93233846". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689512A93233846.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "BirdLife International. 2017. Glaucidium capense (amended version of 2016 assessment). The IUCN Red List of Threatened Species 2017: e.T22689290A111870445". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2017-1.RLTS.T22689290A111870445.en.title has extraneous text, |date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "BirdLife International. 2016. Tyto capensis. The IUCN Red List of Threatened Species 2016: e.T22688514A93199287". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688514A93199287.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "BirdLife International. 2016. Otus senegalensis. The IUCN Red List of Threatened Species 2016: e.T61914670A95183137". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T61914670A95183137.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "BirdLife International. 2016. Strix woodfordii. The IUCN Red List of Threatened Species 2016: e.T22689166A93220349". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689166A93220349.en.|date= / |doi= mismatch
- ^ a b c IUCN (2018-08-06). "BirdLife International. 2018. Bubo leucostictus. The IUCN Red List of Threatened Species 2018: e.T22688996A130156693". IUCN Red List of Threatened Species. 2018-08-06. doi:10.2305/IUCN.UK.2018-2.RLTS.T22688996A130156693.en.|date= / |doi= mismatch
- ^ a b c IUCN (2021-10-05). "Glaucidium albertinum: BirdLife International: The IUCN Red List of Threatened Species 2022: e.T22689310A208604278". IUCN Red List of Threatened Species. 2021-10-05. doi:10.2305/iucn.uk.2022-1.rlts.t22689310a208604278.en.|date= / |doi= mismatch
- ^ a b c IUCN (2023-05-22). "Ninox plesseni: BirdLife International: The IUCN Red List of Threatened Species 2023: e.T230087117A233595835". IUCN Red List of Threatened Species. 2023-05-22. doi:10.2305/IUCN.UK.2023-1.RLTS.T230087117A233595835.en.|date= / |doi= mismatch
- ^ a b c IUCN (2018-08-06). "BirdLife International. 2018. Glaucidium hardyi. The IUCN Red List of Threatened Species 2018: e.T22689234A130162570". IUCN Red List of Threatened Species. 2018-08-06. doi:10.2305/IUCN.UK.2018-2.RLTS.T22689234A130162570.en.|date= / |doi= mismatch
- ^ a b c IUCN (2017-10-01). "BirdLife International. 2017. Ninox affinis. The IUCN Red List of Threatened Species 2017: e.T22689420A118443805". IUCN Red List of Threatened Species. 2017-10-01. doi:10.2305/IUCN.UK.2017-3.RLTS.T22689420A118443805.en.|date= / |doi= mismatch
- ^ a b c IUCN (2017-10-01). "BirdLife International. 2017. Otus balli. The IUCN Red List of Threatened Species 2017: e.T22688573A118257284". IUCN Red List of Threatened Species. 2017-10-01. doi:10.2305/IUCN.UK.2017-3.RLTS.T22688573A118257284.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "BirdLife International. 2016. Glaucidium jardinii. The IUCN Red List of Threatened Species 2016: e.T22689222A93223061". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689222A93223061.en.|date= / |doi= mismatch
- ^ a b c IUCN (2017-10-01). "Otus capnodes: BirdLife International: The IUCN Red List of Threatened Species 2017: e.T22688686A119090936". IUCN Red List of Threatened Species. 2017-10-01. doi:10.2305/iucn.uk.2017-3.rlts.t22688686a119090936.en.old-form url, |date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "BirdLife International. 2018. Otus feae (amended version of 2017 assessment). The IUCN Red List of Threatened Species 2018: e.T61915272A125407816". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2017-1.RLTS.T61915272A125407816.en.title has extraneous text, |date= / |doi= mismatch
- ^ a b c IUCN (2022-05-23). "BirdLife International. 2022. Bubo milesi. The IUCN Red List of Threatened Species 2022: e.T216709635A217222538". IUCN Red List of Threatened Species. 2022-05-23.
- ^ a b c IUCN (2016-10-01). "BirdLife International. 2017. Otus pamelae (amended version of 2016 assessment). The IUCN Red List of Threatened Species 2017: e.T61915442A113016319". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2017-1.RLTS.T61915442A113016319.en.title has extraneous text, |date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "BirdLife International. 2016. Tyto glaucops. The IUCN Red List of Threatened Species 2016: e.T22688511A93199076". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688511A93199076.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "BirdLife International. 2016. Glaucidium cuculoides. The IUCN Red List of Threatened Species 2016: e.T22689277A93224900". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689277A93224900.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "BirdLife International. 2016. Glaucidium nana. The IUCN Red List of Threatened Species 2016: e.T22689258A93224043". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689258A93224043.en.|date= / |doi= mismatch
- ^ a b c IUCN (2023-05-04). "BirdLife International. 2023. Ninox boobook. The IUCN Red List of Threatened Species 2023: e.T230075506A233533676". IUCN Red List of Threatened Species. 2023-05-04. doi:10.2305/IUCN.UK.2023-1.RLTS.T230075506A233533676.en.|date= / |doi= mismatch
- ^ a b c IUCN (2023-03-30). "Tyto novaehollandiae. The IUCN Red List of Threatened Species 2023: e.T230023167A230808865". IUCN Red List of Threatened Species. 2023-03-30. doi:10.2305/IUCN.UK.2023-1.RLTS.T230023167A230808865.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Glaucidium hoskinsii. The IUCN Red List of Threatened Species 2016: e.T61791676A95181434". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T61791676A95181434.en.|date= / |doi= mismatch
- ^ a b c IUCN (2020-02-07). "Megascops seductus: BirdLife International: The IUCN Red List of Threatened Species 2021: e.T22724664A167847049". IUCN Red List of Threatened Species. 2020-02-07. doi:10.2305/iucn.uk.2021-3.rlts.t22724664a167847049.en.|date= / |doi= mismatch
- ^ a b c IUCN (2018-08-07). "Pulsatrix melanota. The IUCN Red List of Threatened Species 2018: e.T22689183A130161594". IUCN Red List of Threatened Species. 2018-08-07. doi:10.2305/IUCN.UK.2018-2.RLTS.T22689183A130161594.en.|date= / |doi= mismatch
- ^ a b c IUCN (2023-06-24). "Otus mendeni. The IUCN Red List of Threatened Species 2023: e.T62290488A209661225". IUCN Red List of Threatened Species. 2023-06-24. doi:10.2305/IUCN.UK.2023-1.RLTS.T62290488A209661225.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Margarobyas lawrencii". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688883A93210507.en.|date= / |doi= mismatch
- ^ a b c IUCN (2022-07-14). "Megascops clarkii". IUCN Red List of Threatened Species. 2022-07-14. doi:10.2305/IUCN.UK.2022-2.RLTS.T22688799A167851776.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Ninox connivens". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689394A93229752.en.|date= / |doi= mismatch
- ^ a b c IUCN (2018-08-06). "BirdLife International. 2019. Tyto alba (amended version of 2016 assessment). The IUCN Red List of Threatened Species 2019: e.T22688504A155542941". IUCN Red List of Threatened Species. 2018-08-06. doi:10.2305/IUCN.UK.2019-3.RLTS.T22688504A155542941.en.title has extraneous text, |date= / |doi= mismatch
- ^ a b c "Bubo sumatranus". IUCN Red List of Threatened Species. doi:10.2305/IUCN.UK.2022-1.RLTS.T22688976A207944973.en.
- ^ a b c "Strix varia". IUCN Red List of Threatened Species. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689094A93217844.en.
- ^ a b c IUCN (2020-07-27). "Megascops barbarus: BirdLife International: The IUCN Red List of Threatened Species 2020: e.T22688807A180130085". IUCN Red List of Threatened Species. 2020-07-27. doi:10.2305/iucn.uk.2020-3.rlts.t22688807a180130085.en.|date= / |doi= mismatch
- ^ a b c IUCN (2023-02-20). "Otus beccarii: BirdLife International: The IUCN Red List of Threatened Species 2023: e.T22724754A223084666". IUCN Red List of Threatened Species. 2023-02-20. doi:10.2305/IUCN.UK.2023-1.RLTS.T22724754A223084666.en.|date= / |doi= mismatch
- ^ a b c IUCN (2018-08-06). "Ciccaba nigrolineata: BirdLife International: The IUCN Red List of Threatened Species 2018: e.T22689133A130159025". IUCN Red List of Threatened Species. 2018-08-06. doi:10.2305/iucn.uk.2018-2.rlts.t22689133a130159025.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Ciccaba huhula". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689144A93219904.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Megascops atricapilla". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22731897A95038543.en.|date= / |doi= mismatch
- ^ a b c d IUCN (2016-10-01). "Bubo blakistoni: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22689007A93214159". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22689007a93214159.en.old-form url, |date= / |doi= mismatch
- ^ a b c IUCN (2021-05-25). "Aegolius funereus: BirdLife International: The IUCN Red List of Threatened Species 2021: e.T22689362A201898946". IUCN Red List of Threatened Species. 2021-05-25. doi:10.2305/iucn.uk.2021-3.rlts.t22689362a201898946.en.|date= / |doi= mismatch
- ^ a b c IUCN (2021-08-12). "Ninox scutulata". IUCN Red List of Threatened Species. 2021-08-12. doi:10.2305/IUCN.UK.2021-3.RLTS.T22725643A200685229.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Ketupa zeylonensis". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689012A90010491.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Strix leptogrammica". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689071A93217052.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Aegolius harrasii". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689378A93229112.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Ketupa ketupu". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689024A93214791.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Athene cunicularia". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689353A93227732.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Ninox hantu". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22727909A94965479.en.|date= / |doi= mismatch
- ^ a b c IUCN (2021-10-02). "Ninox leventisi". IUCN Red List of Threatened Species. 2021-10-02. doi:10.2305/IUCN.UK.2022-1.RLTS.T22725512A208503262.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Bubo capensis". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688944A93212047.en.|date= / |doi= mismatch
- ^ a b c IUCN (2021-10-11). "Ninox rumseyi". IUCN Red List of Threatened Species. 2021-10-11. doi:10.2305/IUCN.UK.2022-1.RLTS.T22725505A208960267.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Glaucidium griseiceps: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22729012A95003178". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22729012a95003178.en.old-form url, |date= / |doi= mismatch
- ^ a b c IUCN (2018-08-07). "Strix chacoensis". IUCN Red List of Threatened Species. 2018-08-07. doi:10.2305/IUCN.UK.2020-3.RLTS.T22733306A177165960.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Glaucidium castanotum: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22689286A93225535". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22689286a93225535.en.old-form url, |date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Ninox randi". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22726321A94918597.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Ninox natalis: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22689452A93230899". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22689452a93230899.en.old-form url, |date= / |doi= mismatch
- ^ a b c IUCN (2021-09-10). "Ninox ios: BirdLife International: The IUCN Red List of Threatened Species 2022: e.T22728610A207662764". IUCN Red List of Threatened Species. 2021-09-10. doi:10.2305/iucn.uk.2022-1.rlts.t22728610a207662764.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Megascops pertersoni". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688840A93209725.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Glaucidium nubicola: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22724604A94873667". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22724604a94873667.en.old-form url, |date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Megascops marshalli". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688847A93209893.en.|date= / |doi= mismatch
- ^ a b c IUCN (2020-02-07). "Glaucidium palmarum: BirdLife International: The IUCN Red List of Threatened Species 2021: e.T22729019A152211515". IUCN Red List of Threatened Species. 2020-02-07. doi:10.2305/iucn.uk.2021-3.rlts.t22729019a152211515.en.|date= / |doi= mismatch
- ^ a b c IUCN (2021-08-11). "Glaucidium brodiei". IUCN Red List of Threatened Species. 2021-08-11. doi:10.2305/IUCN.UK.2021-3.RLTS.T200290653A206387811.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Otus lettia". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2017-3.RLTS.T61855318A118498941.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Megascops colombianus: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22688829A93209510". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22688829a93209510.en.old-form url, |date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Phodilus prigoginei: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22688529A93199883". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22688529a93199883.en.old-form url, |date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Glaucidium costaricanum". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22729005A95003007.en.|date= / |doi= mismatch
- ^ a b c IUCN (2018-08-06). "Lophostrix cristata: BirdLife International: The IUCN Red List of Threatened Species 2018: e.T22689177A130160501". IUCN Red List of Threatened Species. 2018-08-06. doi:10.2305/iucn.uk.2018-2.rlts.t22689177a130160501.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Glaucidium siju". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689262A93224271.en.|date= / |doi= mismatch
- ^ a b c IUCN (2019-07-25). "Otus cyprius". IUCN Red List of Threatened Species. 2019-07-25. doi:10.2305/IUCN.UK.2019-3.RLTS.T155019839A155215276.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Strix hadorami". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2017-1.RLTS.T22689083A112418158.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Bubo coromandus". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688992A93213395.en.|date= / |doi= mismatch
- ^ a b c IUCN (2018-08-06). "Glaucidium minutissimum". IUCN Red List of Threatened Species. 2018-08-06. doi:10.2305/IUCN.UK.2018-2.RLTS.T22689240A130162980.en.|date= / |doi= mismatch
- ^ a b c IUCN (2019-08-06). "Megascops asio". IUCN Red List of Threatened Species. 2019-08-06. doi:10.2305/IUCN.UK.2019-3.RLTS.T155660662A152331179.en.|date= / |doi= mismatch
- ^ a b c IUCN (2020-02-19). "Micrathene whitneyi". IUCN Red List of Threatened Species. 2020-02-19. doi:10.2305/IUCN.UK.2021-3.RLTS.T22689325A168847632.en.|date= / |doi= mismatch
- ^ a b c IUCN (2023-07-24). "Otus enganensis: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22724390A226422700". IUCN Red List of Threatened Species. 2023-07-24. doi:10.2305/IUCN.UK.2023-1.RLTS.T22724390A226422700.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Bubo bubo: BirdLife International: The IUCN Red List of Threatened Species 2017: e.T22688927A113569670". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/iucn.uk.2017-1.rlts.t22688927a113569670.en.old-form url, |date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Glaucidium passerinum: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22689194A86868363". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22689194a86868363.en.old-form url, |date= / |doi= mismatch
- ^ a b c IUCN (2021-08-13). "Otus scops: BirdLife International: The IUCN Red List of Threatened Species 2021: e.T155019854A206523296". IUCN Red List of Threatened Species. 2021-08-13. doi:10.2305/iucn.uk.2021-3.rlts.t155019854a206523296.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-02). "Otus everetti". IUCN Red List of Threatened Species. 2016-10-02. doi:10.2305/IUCN.UK.2016-3.RLTS.T22725053A94884958.en.|date= / |doi= mismatch
- ^ a b c IUCN (2023-07-18). "Nesasio solomonensis". IUCN Red List of Threatened Species. 2023-07-18. doi:10.2305/IUCN.UK.2023-1.RLTS.T22689539A227316153.en.|date= / |doi= mismatch
- ^ a b c IUCN (2022-08-15). "Glaucidium brasilianum". IUCN Red List of Threatened Species. 2022-08-15.
- ^ a b c IUCN (2016-10-02). "Psiloscops flammeolus". IUCN Red List of Threatened Species. 2016-10-02. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688637A93203659.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-02). "Otus alfredi". IUCN Red List of Threatened Species. 2016-10-02. doi:10.2305/IUCN.UK.2016-3.RLTS.T22724396A94864662.en.|date= / |doi= mismatch
- ^ a b c IUCN (2018-08-06). "Heteroglaux blewitti: BirdLife International: The IUCN Red List of Threatened Species 2018: e.T22689335A132251554". IUCN Red List of Threatened Species. 2018-08-06. doi:10.2305/iucn.uk.2018-2.rlts.t22689335a132251554.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-02). "Fraser's eagle owl". IUCN Red List of Threatened Species. 2016-10-02. doi:10.2305/IUCN.UK.2016-3.RLTS.T22730030A95023684.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Strix fulvescens: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22689097A93218072". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22689097a93218072.en.old-form url, |date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Otus gurneyi: BirdLife International: The IUCN Red List of Threatened Species 2017: e.T22688911A110372685". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/iucn.uk.2017-1.rlts.t22688911a110372685.en.old-form url, |date= / |doi= mismatch
- ^ a b c IUCN (2018-08-09). "Tyto aurantia: BirdLife International: The IUCN Red List of Threatened Species 2018: e.T22688470A132059362". IUCN Red List of Threatened Species. 2018-08-09. doi:10.2305/iucn.uk.2018-2.rlts.t22688470a132059362.en.|date= / |doi= mismatch
- ^ a b c IUCN (2021-03-30). "Strix nebulosa: BirdLife International: The IUCN Red List of Threatened Species 2021: e.T22689118A199144259". IUCN Red List of Threatened Species. 2021-03-30. doi:10.2305/iucn.uk.2021-3.rlts.t22689118a199144259.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Bubo virginianus". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2018-2.RLTS.T61752071A132039486.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "BirdLife International. 2016. Tyto tenebricosa. The IUCN Red List of Threatened Species 2016". IUCN Red List of Threatened Species. 2016-10-01.
- ^ a b c IUCN (2016-10-01). "Bubo cinerascens". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T61741660A95178482.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Glaucidium cobanense". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T61791597A95181252.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Ninox hypogramma". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22727900A94965298.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Strix nivicolum". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22725477A94893250.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Ninox obscura". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22726328A94918968.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Bubo bengalensis". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688934A93211525.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Otus bakkamoena". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T61855263A95182096.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Phodilus prigoginei". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688529A93199883.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Pseudoscops grammicus". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689501A93232472.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Otus semitorques". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T61859151A95233778.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Glacidium castanopterum". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689280A93225162.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Otus angelinae: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22688591A93201974". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22688591a93201974.en.old-form url, |date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Glaucidium radiatum". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689283A93225315.en.|date= / |doi= mismatch
- ^ a b c IUCN (2020-07-17). "Otus pauliani: BirdLife International: The IUCN Red List of Threatened Species 2021: e.T22688694A179586821". IUCN Red List of Threatened Species. 2020-07-17. doi:10.2305/iucn.uk.2021-3.rlts.t22688694a179586821.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Megascops koepckeae". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688782A93208561.en.|date= / |doi= mismatch
- ^ a b c IUCN (2017-10-01). "Ninox sumbaensis: BirdLife International: The IUCN Red List of Threatened Species 2017: e.T22730062A118629788". IUCN Red List of Threatened Species. 2017-10-01. doi:10.2305/iucn.uk.2017-3.rlts.t22730062a118629788.en.old-form url, |date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Bubo magellanicus". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T61752097A95179224.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "BirdLife International. 2016. Tyto multipunctata. The IUCN Red List of Threatened Species 2016: e.T22688435A93197565". IUCN Red List of Threatened Species. 2016-10-01.
- ^ Higgins, P. J. (1999). Handbook of Australian, New Zealand and Antarctic birds: parrots to dollarbids. Oxford, U.K.: Oxford University Press.
- ^ a b c IUCN (2018-08-09). "Athene noctua: BirdLife International: The IUCN Red List of Threatened Species 2019: e.T22689328A155470112". IUCN Red List of Threatened Species. 2018-08-09. doi:10.2305/iucn.uk.2019-3.rlts.t22689328a155470112.en.|date= / |doi= mismatch
- ^ a b c IUCN (2021-05-07). "Asio otus: BirdLife International: The IUCN Red List of Threatened Species 2021: e.T22689507A201150685". IUCN Red List of Threatened Species. 2021-05-07. doi:10.2305/iucn.uk.2021-3.rlts.t22689507a201150685.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Megascops sanctaecatarinae". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688874A93210328.en.|date= / |doi= mismatch
- ^ a b c IUCN (2020-08-03). "Xenoglaux loweryi: BirdLife International: The IUCN Red List of Threatened Species 2020: e.T22689320A180768478". IUCN Red List of Threatened Species. 2020-08-03. doi:10.2305/iucn.uk.2020-3.rlts.t22689320a180768478.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Ninox philippensis". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22725483A94893562.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Otus longicornis". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688602A93202286.en.|date= / |doi= mismatch
- ^ a b c IUCN (2018-08-07). "Asio madagascariensis". IUCN Red List of Threatened Species. 2018-08-07. doi:10.2305/IUCN.UK.2018-2.RLTS.T22689517A130164463.en.|date= / |doi= mismatch
- ^ a b c IUCN (2023-03-12). "Ninox roseoaxillaris". IUCN Red List of Threatened Species. 2023-03-12. doi:10.2305/IUCN.UK.2023-1.RLTS.T45449334A157834363.en.|date= / |doi= mismatch
- ^ a b c IUCN (2021-10-13). "Ninox malaitae". IUCN Red List of Threatened Species. 2021-10-13. doi:10.2305/IUCN.UK.2023-1.RLTS.T45449331A209059576.en.|date= / |doi= mismatch
- ^ a b c IUCN (2023-07-07). "Otus mantananensis: BirdLife International: The IUCN Red List of Threatened Species 2023: e.T22688656A226893897". IUCN Red List of Threatened Species. 2023-07-07. doi:10.2305/IUCN.UK.2023-1.RLTS.T22688656A226893897.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Jubula lettii". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689173A93220733.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Ninox meeki". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689465A93231357.en.|date= / |doi= mismatch
- ^ a b c d IUCN (2018-08-09). "Tyto novaehollandiae: BirdLife International: The IUCN Red List of Threatened Species 2018: e.T62172196A132190206". IUCN Red List of Threatened Species. 2018-08-09. doi:10.2305/iucn.uk.2018-2.rlts.t62172196a132190206.en.|date= / |doi= mismatch
- ^ a b c IUCN (2021-05-28). "Asio capensis". IUCN Red List of Threatened Species. 2021-05-28. doi:10.2305/IUCN.UK.2021-3.RLTS.T22689535A202174205.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Otus mayottensis". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22732599A95047769.en.|date= / |doi= mismatch
- ^ a b c IUCN (2023-07-24). "Otus mentawi: BirdLife International: The IUCN Red List of Threatened Species 2023: e.T22688713A229809425". IUCN Red List of Threatened Species. 2023-07-24. doi:10.2305/IUCN.UK.2023-1.RLTS.T22688713A229809425.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Megascops guatemalae: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T61767847A95179450". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t61767847a95179450.en.old-form url, |date= / |doi= mismatch
- ^ a b c IUCN (2023-07-24). "Tyto inexspectata: BirdLife International: The IUCN Red List of Threatened Species 2023: e.T22688441A230036968". IUCN Red List of Threatened Species. 2023-07-24. doi:10.2305/IUCN.UK.2023-1.RLTS.T22688441A230036968.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Ninox spilocephala". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2018-2.RLTS.T22728252A129607986.en.|date= / |doi= mismatch
- ^ a b c IUCN (2023-07-12). "Outs mirus". IUCN Red List of Threatened Species. 2023-07-12. doi:10.2305/IUCN.UK.2023-1.RLTS.T22688614A231090375.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Ninox mindorensis". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2017-1.RLTS.T22726334A110274000.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Otus mindorensis: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22688608A93202581". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22688608a93202581.en.old-form url, |date= / |doi= mismatch
- ^ a b c IUCN (2017-10-01). "Otus moheliensis: BirdLife International: The IUCN Red List of Threatened Species 2017: e.T22724585A118472254". IUCN Red List of Threatened Species. 2017-10-01. doi:10.2305/iucn.uk.2017-3.rlts.t22724585a118472254.en.old-form url, |date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Tyto novaehollandiae". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2018-2.RLTS.T62172196A132190206.en.|date= / |doi= mismatch
- ^ a b c IUCN (2022-08-17). "Otus magicus". IUCN Red List of Threatened Species. 2022-08-17. doi:10.2305/IUCN.UK.2022-2.RLTS.T219588044A219587839.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Ninox novaeseelandiae". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T62023843A95186187.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Ciccaba virgata: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22689122A93219321". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22689122a93219321.en.old-form url, |date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Strix ocellata". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689066A93216851.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Glaucidium gnoma". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T61791135A95180896.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Otus spilocephalus". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22688579A93201511.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Otus nigrorum". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2017-3.RLTS.T22725062A119425323.en.|date= / |doi= mismatch
- ^ a b c IUCN (2018-08-09). "Ninox odiosa: BirdLife International: The IUCN Red List of Threatened Species 2018: e.T22689480A132060613". IUCN Red List of Threatened Species. 2018-08-09. doi:10.2305/iucn.uk.2018-2.rlts.t22689480a132060613.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Ninox vareigata". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2018-2.RLTS.T22689475A130164063.en.|date= / |doi= mismatch
- ^ a b c IUCN (2019-08-20). "Otus alius". IUCN Red List of Threatened Species. 2019-08-20. doi:10.2305/IUCN.UK.2019-3.RLTS.T22728447A152511952.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Ninox japonica". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22725653A94898452.en.|date= / |doi= mismatch
- ^ a b c IUCN (2021-08-13). "Surnia ulula: BirdLife International: The IUCN Red List of Threatened Species 2021: e.T22689189A206518616". IUCN Red List of Threatened Species. 2021-08-13. doi:10.2305/iucn.uk.2021-3.rlts.t22689189a206518616.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Glaucidium californicum". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T61791401A95181072.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Aegolius acadicus". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689366A93228694.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Ptilopsis leucotis". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T61781834A95179876.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Ninox ochracea: BirdLife International: The IUCN Red List of Threatened Species 2017: e.T22689439A119424363". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/iucn.uk.2017-3.rlts.t22689439a119424363.en.old-form url, |date= / |doi= mismatch
- ^ a b c IUCN (2021-02-18). "Strix butleri". IUCN Red List of Threatened Species. 2021-02-18. doi:10.2305/IUCN.UK.2021-3.RLTS.T62290760A189658549.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Phodilus badius". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22727641A94955098.en.|date= / |doi= mismatch
- ^ a b c IUCN (2021-08-13). "Otus sunia". IUCN Red List of Threatened Species. 2021-08-13. doi:10.2305/IUCN.UK.2021-3.RLTS.T22728969A206482277.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Glaucidium peruanum". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/IUCN.UK.2016-3.RLTS.T22689253A93223829.en.|date= / |doi= mismatch
- ^ a b c IUCN (2020-02-07). "Megascops cooperi: BirdLife International: The IUCN Red List of Threatened Species 2021: e.T155658784A167849084". IUCN Red List of Threatened Species. 2020-02-07. doi:10.2305/iucn.uk.2021-3.rlts.t155658784a167849084.en.|date= / |doi= mismatch
- ^ a b c IUCN (2023-07-24). "Otus fuliginosus: BirdLife International: The IUCN Red List of Threatened Species 2023: e.T22688718A229775192". IUCN Red List of Threatened Species. 2023-07-24. doi:10.2305/IUCN.UK.2023-1.RLTS.T22688718A229775192.en.|date= / |doi= mismatch
- ^ a b c IUCN (2021-08-12). "Otus brucei: BirdLife International: The IUCN Red List of Threatened Species 2021: e.T22688631A206478716". IUCN Red List of Threatened Species. 2021-08-12. doi:10.2305/IUCN.UK.2021-3.RLTS.T22688631A206478716.en.|date= / |doi= mismatch
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- ^ a b c d IUCN (2019-08-06). "Glaucidium mooreorum: BirdLife International: The IUCN Red List of Threatened Species 2019: e.T22733081A156084939". doi:10.2305/iucn.uk.2019-3.rlts.t22733081a156084939.en.
- ^ a b c IUCN (2016-10-01). "Bubo philippensis: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22689002A93213848". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22689002a93213848.en.old-form url, |date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Ninox strenua: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22689389A93229550". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22689389a93229550.en.old-form url, |date= / |doi= mismatch
- ^ a b c IUCN (2023-08-11). "Otus bikegila: BirdLife International: The IUCN Red List of Threatened Species 2023: e.T230025085A231652448". IUCN Red List of Threatened Species. 2023-08-11. doi:10.2305/IUCN.UK.2023-1.RLTS.T230025085A231652448.en.|date= / |doi= mismatch
- ^ a b c IUCN (2016-10-01). "Tyto soumagnei: BirdLife International: The IUCN Red List of Threatened Species 2016: e.T22688493A93198777". IUCN Red List of Threatened Species. 2016-10-01. doi:10.2305/iucn.uk.2016-3.rlts.t22688493a93198777.en.old-form url, |date= / |doi= mismatch
- ^ a b c IUCN (2023-07-13). "Ninox rotiensis: BirdLife International: The IUCN Red List of Threatened Species 2023: e.T22725127A233595800". IUCN Red List of Threatened Species. 2023-07-13. doi:10.2305/IUCN.UK.2023-1.RLTS.T22725127A233595800.en.|date= / |doi= mismatch
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