The biggest shark of all time not only reigned supreme for millions of years, but had the most powerful bite force of any creature ever! So, what happ...

Except for the occasional spelunker, these quiet cave beetles enjoyed a pretty solitary existence. But when the scientific community finally got aroun...

Mystical powers permeate the extinction story of these compact island leopards. Despite having coexisted with humans for over 20,000 years, witchy for...

Humans usually kill mink for their silky soft fur. Not this time! This time we’re on a mission to save all humanity. 

This legendary cat was rumored to have single-handedly wiped an entire species of bird (Lyall Wren) off the face of the Earth. Was this mysterious cre...

This guy has been surviving by himself in the Amazon Rainforest for over 20 years. When he dies, he will become an endling to his tribe. His people an...

Get an intimate peek inside the private life of the world’s most famous snail. Plus, discover how an entire species of yellow-tipped tree snails fall ...

Over 200 years ago a family of shipwrecked rats found refuge on a small Aleutian island. As their colony grew, so did their thirst for the blood of lo...

The bears who called the San Juan Mountains their home were hermits who hibernated a lot of the year. The ultimate laid-back neighbors. But when some ...

These yoked woofers ate mastodon for breakfast, but they had a soft side, too. Did these misunderstood pups fall victim to early humans, or were divin...