List of nocturnal birds

There are many birds that are active nocturnally. Some, like owls and nighthawks, are predominantly nocturnal whereas others do specific tasks, like migrating, nocturnally.

• Barn Owl, Tyto alba^[1]
• Short-eared Owl, Asio flammeus^[1]
• Long-eared Owl, Asio otus^[1]
• Great Horned Owl, Bubo virginianus^[1]
• Barred Owl, Strix varia^[1]
• Spotted Owl, Strix occidentalis^[1]
• Eastern Screech-owl, Megascops asio^[1]
• Western Screech-Owl, Megascops kennicottii^[1]
• Whiskered Screech-owl, Megascops trichopsis^[1]
• Flammulated Owl, Otus flammeolus^[1]
• Elf Owl, Micrathene whitneyi^[1]
• Great Gray Owl, Strix nebulosa^[1]
• Northern Saw-whet Owl, Aegolius acadicus^[1]
• Boreal Owl, Aegolius funereus^[1]
• Burrowing Owl, Athene cunicularia^[1]

See also

• Crepuscular, a classification of animals that are active primarily during twilight, making them similar to nocturnal animals.
• Diurnality, plant or animal behavior characterized by activity during the day and sleeping at night.
• Cathemeral, a classification of organisms with sporadic and random intervals of activity during the day or night.
• Matutinal, a classification of organisms that are only or primarily active in the pre-dawn hours or early morning.
• Vespertine, a classification of organisms that are only or primarily active in the evening.
• Circadian rhythm
• Chronotype
• List of nocturnal animals

References

References

• Dunn, Jon L.; Alderfer, Jonathan (2006). "Owls". In Levitt, Barbara. National Geographic Field Guide to the Birds of North America (fifth ed.). Washington D.C.: National Geographic Society. pp. 256–265. ISBN 978 0 7922 5314 3.