This is a list of nocturnal animals and groups of animals. There is also a more specific list of nocturnal birds.
Known nocturnal animals
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 night.
- Vespertine, a classification of organisms that are only or primarily active in the evening.
- Circadian rhythm
- Chronotype
References
External links