Mornings can look very different depending on who you ask. Some people rely on multiple alarms and still struggle to leave ...

Whenever a dog feels safe and secure in a human company, they often show relaxed body language and sleep in vulnerable ...

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 ...

Most animals don’t keep the same schedule we do. While we try to squeeze in eight hours and call it a good night, many animals snooze through more than half the day—and some barely stay awake at all.

This is read by an automated voice. Please report any issues or inconsistencies here. Animals such as penguins and frigatebirds have evolved extreme sleep strategies — naps that last a few seconds, ...

Find out why your dog wags its tail while sleeping, what it means, and if it’s normal. Learn about this sleep behavior and what to watch for.

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

Group sleeping can impact when animals sleep, how long they sleep for, and how deeply they sleep. For example, groups of meerkats time their sleep according to “sleep traditions”; olive baboons sleep ...

This article originally appeared in Knowable Magazine. Young jumping spiders dangle by a thread through the night, in a box, in a lab. Every so often, their legs curl and their spinnerets twitch — and ...

The 22-year-old woman, Vicky, said that adopting her rescue dog Indie was the "best decision" she has ever made.

Find the best dog bed for your pup’s sleep style, from orthopedic foam for seniors to cooling beds for hot sleepers and donut ...