WILD NATURE

The world's second-largest birds, emus can grow up to 5 feet tall, weigh up to 100 pounds, and run as fast as 30 mph. They are endemic to Australia.

A black bear in Mexico that went viral after sniffing a hiker’s hair has been caught and castrated, authorities say.

Cock-a-doodle-doos are not welcome in Italy. Or at least that’s how it seems to be in small towns like Castiraga Vidardo, where an 83-year-old man received a fine over a rooster’s incessant early-morning crowing.

The National Park Service posted a funny warning about how to stay safe around bears -- without endangering your slower friends.

The Monterey Zoo in California is facing a new lawsuit over the alleged use of banned prods on elephants at its facility and unsafe handling that could put zookeepers in danger.

A group of people at an outdoor gathering sat and watched as one attendee decided to feed a black bear a sandwich.

A group of volunteers over the weekend worked to save 45 dolphins stranded on a beach in Cape Cod, Mass., known locally as The Gut.

Giant "terror crocodiles" that reached more than 30 feet in length had teeth "the size of bananas," according to a newly published study.

This brave birthday girl went swimming with the sharks.

A tense confrontation between a pair of elderly California hikers and a cow and her calf resulted in the intervention of a California Highway Patrol (CHP) helicopter on Sunday.