Some animals appear lazy at first glance, spending large portions of the day asleep or resting. In reality, frequent naps often serve an important purpose. For many species, sleeping helps conserve ...

If you watch your furry friend, or really, any animal, at any given moment, they’ll either look silly, adorable, or downright hilarious…even when they’re fast asleep. There’s something about the way ...

Every animal with a brain needs sleep - and even a few without a brain do, too. Humans sleep, birds sleep, whales sleep and even jellyfish sleep. Sleep is universal “even though it’s actually very ...

For them, sleep is not just about feeling refreshed. Sleep helps animals save energy, stay safe, and get ready for the next day. Here's a look at some animals who nap the most.