For example, diurnal animals are busy in daylight, while nocturnal animals are active at night. Crepuscular creatures use the transitional light of sunrise and sunset.

Animals like rabbits, house cats and deer are neither nocturnal nor diurnal. Instead, they're crepuscular. Jaymi Heimbuch is a writer and photographer specializing in wildlife conservation ...

Many animals go into the water more often to cool down during heatwavesImage: Mark Richards/Daily Mail/SOLO Syndication/picture ... re mostly nocturnal. And birds are mostly diurnal [and] live ...