A group of safari goers in Kruger National Park were delighted when they spotted a tired lion lounging like a sleepy cat.

This little monkey is just too sleepy to stay awake. From slow blinks and soft yawns to curling up for a nap, his peaceful moment in the jungle is sure to melt your heart. Perfect for fans of relaxing ...

Engage your brain with a spot-the-difference challenge featuring two images of a yawning bear. Readers are tasked with finding three subtle changes wi ...

The wrong mountain lion was killed after a cougar attacked a summer camp worker, California officials say. The camp worker “was attacked by a mountain lion ” east of Hyampom at about 3 p.m ...

Stalled government subsidies and expanding too fast contributed to closure of Joliet plant that made electric school buses.

Three teens have been arrested for trashing and setting fire to the beloved historic Sleepy Hollow lighthouse in a “heartbreaking” attack just a year after its multimillion-dollar renovation ...

Alternatively, the yawning robot may have triggered an “automatic perception-action coupling mechanism” in the chimps, causing them to yawn involuntarily.

A man walking his dog shot a mountain lion that attacked him May 25 in Verrado. Here's what officials want the public to know about lion encounters.

On May 25, a dog and its owner were walking at night in Buckeye, Arizona, when a mountain lion attacked them. The dog sustained no serious injuries in the attack, and when the big cat approached ...

Sleepy Hollow, New York, is steeped in legend and lore "The Legend of Sleepy Hollow" and the story of the headless horseman was created by Washington Irving in 1820 ...