Nature doesn’t always play by the rules. For every majestic lion or elegant eagle, there’s a creature so bizarre it looks like a science experiment gone rogue.

The Goliath birdeater ( Theraphosa blondi) is the world’s largest spider, with a leg span up to 30 cm (12 in). Its hairy, robust form, and fangs capable of piercing small prey, give it a looming ...

At first glance, the blobfish, also known as a flathead sculpin (Psychrolutes phrictus), looks like a pinkish, gelatinous blob with a droopy mouth and a sagging nose. It looks even worse when it is ...

Ocean depths hide sharks with extraordinary features. These creatures, from the Goblin shark's snout to the Thresher shark's ...

We've discovered a lot of weird animal species in the last decade, but this organism might take the cake for the world's weirdest bacteria. Scientists have finally figured out how this microscopic ...