The fossilized remains of a creature with a twisted jaw and sideways-facing teeth have been discovered in the Amazon jungle. Scientists say the plant eating reptiles now called Tanyka consisted of ...

Evolution is a continuous, powerful force shaping the natural world around us. As environmental pressures intensify, future animal evolution is likely to produce fascinating and sometimes bizarre new ...

Some creatures can dramatically alter their internal temperature — a strategy called heterothermy — and outlast storms, ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. NEW YORK (AP) — Scientists for the first ...

Paleontologists have revealed the fossilized remains of a curious creature that is not only one of Earth's oldest animals, but may even be the first to have ever been mobile. Dubbed Quaestio ...

Add Yahoo as a preferred source to see more of our stories on Google. The world's oceans are big and dark and deep. They cover approximately 70% of the planet’s surface and contain a huge portion of ...

Add Yahoo as a preferred source to see more of our stories on Google. What are these strange creatures washing up on Texas beaches, and why are they dying? Here's what the experts have to say.

The animal kingdom is full of interesting and wacky creatures. For every overly cute creature like the Shawn-the-sheep nudibranch, there are strange and weird creatures like the red-fronted lemur.

For most of us, a stroll around the neighborhood is just a quick break from the daily routine. But for a rescue puppy named Cactus, even the quietest walk can become a suspense-filled exploration, as ...