Other nocturnal animals have developed extra-large eyes ... Ring-tailed lemurs’ oversized eyes are a prime example of adaptive evolution. Because a reflective surface behind their retinas ...

Lots of other animals are nocturnal too. Prickly hedgehogs come ... and early level and first level in Scotland. Discover examples of sea life and see how they move underwater in this video ...

Do any nocturnal animals share characteristics, even if they are from completely different species? For example, a highly developed sense of smell or hearing?

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 ...