moving around in the cool of night makes sense because it stops them from overheating and wasting precious water. Like this fennec fox, nocturnal behavior makes sense for animals living in ...

Colossal Squid is the world's largest squid. It's known for its huge size and long tentacles. This large marine creature is found in cold ocean waters. Chinchilla is a small and nocturnal animal. It ...

Nocturnal animals tend to have proportionally bigger eyes than humans do. They also tend to have pupils that open more widely in low light. So, at the outset, nocturnal eyes gather more light than ...

A report about nocturnal animals and birds and their adaptations. The report shows footage of barn owls, mice, hedgehogs, bats, badgers, moles and worms. Students could become nature detectives ...

Howler monkeys demonstrate why they are some of the noisiest animals on the planet. After viewing, students could name all the ways in which the nocturnal animals shown in the clip are adapted for ...