Turns out that lying down to catch some Zs is not universal. Some animals skip the whole “horizontal nap” deal and snooze upright like it's no big deal. It's a quirky, gravity-defying habit that makes ...

Cats are famous for their ability to nap anywhere and everywhere, but horses have a cool naptime trick too. They can get some shut-eye while standing up! (Why couldn’t humans have inherited this ...

Sleeping for only a few minutes at a time? While this might sound like torture to humans, it's no problem for some animals.

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 ...

I grew up in a relatively rural part of southern Maine. While I myself wasn’t raised on a farm, there were plenty of them around. And where there are farms, there are cows. I heard about “cow ...

If you observe horses in the pasture, you'll often see them dozing while standing. But do horses really only sleep standing ...

Tired of ads? Subscribers enjoy a distraction-free reading experience. Every animal with a brain needs sleep — and even a few without a brain do, too. Humans sleep, birds sleep, whales sleep, and even ...