People in Arizona keep spotting 'chupacabras.' Photos, sightings and what we actually know.

The Arctic whales are the only known animals with straight tusks, and ones that consistently twist to the left. New research ...

Here are 14 of our favorites from over the years. Bonnie and Hunter Moore turned a rental property into a dream retirement ...

The post Creatures So Strange They Were Once Mistaken for Monsters appeared first on A-Z Animals. Centuries before modern science could more accurately explain the natural world, brief animal ...

A mysterious rock painting in South Africa’s cave could be the first-ever artwork of an animal that disappeared 250 million years ago. The San people’s “Horned Serpent Panel” features a strange ...

Imagine an animal so resilient, it can literally rewind its own life. That’s exactly what scientists have discovered in a strange jelly-like sea creature that seems to defy the natural rules of ...

You might think of Australia's arid center as a dry desert landscape devoid of aquatic life. But it's actually dotted with thousands of rock holes—natural rainwater reservoirs that act as little oases ...

(Brian Wolly) Food can be scarce in the deep waters off Australia. To clutch its prey, this dragonfish uses sharp rows of teeth that cover even parts of its tongue. The fish is one of thousands of ...

Centuries before modern science could more accurately explain the natural world, brief animal sightings often inspired terrifying legends of mysterious beasts, scaled dragons, and sea serpents. These ...