If you're anything like me, getting a good night's rest feels more like a distant dream than a part of your daily routine. If you're reading this with groggy eyes and an exhausted brain, though, fear ...

In the first experiment to record the electrophysiology of sleep in a wild animal, three-toed sloths carrying miniature electroencephalogram recorders slept 9.63 hours per day -- 6 hours less than ...

Roridgo is an orphaned sloth at the Jaguar Rescue Center in Costa Rica. He loves to cuddle with his teddy bear while he's sleeping. He's not the only one: all the sloths get teddy bears, the center ...

Wild sloths are considerably more active than their counterparts in captivity, reports the first electrophysiological study of sleep in a wild animal. Writing in the journal Biology Letters, Niels ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. INDIANAPOLIS, Ind. – We all know someone who ...

This tall-format paper-over-book depicts a three-dimensional pop-up forest, where a tiny sleeping sloth is tucked away in one of the trees. The tranquility of the forest is disrupted when bulldozers ...