Why do some animals are nocturnal?

The sleeping habits of animals can be fascinating, such as the question of why some animals are nocturnal. As with most animal behavior, it boils down to survival. Whether it's being able to find food or avoiding being another animal's next meal, nocturnal animals have plenty of good reasons to sleep during the day. read more

Most animals don’t have air conditioning like people do, so avoiding the Sun really helps. There are a lot of nocturnal animals. Some common ones that you probably know of are cats, badgers, bats, cockroaches, fireflies, hamsters, owls, raccoons, tarantulas, wolves, and opossums. read more

Some animals get their food during day time (prey - diurnal) or night time (prey - nocturnal) or early morning / evening (Crepescular). Animals which woke early morning may get their food without competition from other animals. Some animals prefer to be active during night time to conserve water in their body. read more