In general, evolution in the animal kingdomhas taken place which fully takes advantage of all opportunities. The unique roles of each animal have evolved to ensure tha… See more

The whole ecosystem is designed in intricate measure around these kinds of concepts. For example, plants follow rules evolved by their diurnal and nocturnal pollinators. … See more

Diurnal creatures wake and sleep with the rising and the setting of the sun. For instance, a turtle may be diurnal because it is cold-blooded. So it will need to acclimatiz… See more

Initially, most animals were diurnal, but adaptations that allowed some animals to become nocturnal are why many – especially mammals – evolved successfull… See more

Crepuscular comprises two groups. Matutinal animals are more active at dawn, such as deer and coyotes. And vespertine animals are active during twilight hours, such as mo… See more