Crepuscular
- Pronunciation
- /kri-PUH-skuh-lur/
- Category
- Behavior
- Singular
- crepuscular
- Plural
- crepusculars
Definition
Active during twilight, which includes both dawn and dusk.
Etymology
From Latin 'crepusculum', meaning 'twilight'.
Example
Many species of mosquitoes exhibit crepuscular activity, being most active during early morning and late evening hours.
Synonyms
- Twilight-active
Related Terms
Usage Notes
Crepuscular activity is often an adaptation to avoid the extreme temperatures of midday and to evade predators that are active during full daylight or nighttime.