The animals are not aliens, but giant pile worms, large marine worms that are typically found on the seafloor, but will swarm ...

In a river of northeastern Brazil, an “armored” creature with “large” eyes paused to rest against a rock. The maze-like ...

About half a million years ago, several horses, sloths and armadillos fell into a sinkhole in Florida's Big Bend region and ...

Observing animal behavior in a laboratory offers a controlled environment, but these model organisms can behave differently ...

A scary-looking creature with “devil” in its name was spotted close to the surface off Tenerife, a Spanish island.

A deep-sea creature only recorded alive on one other occasion has been seen for what's believed to be the first time in broad ...

Sea turtles are capable of creating GPS-like magnetic maps to guide them back to foraging grounds, and they do a little dance ...

Between 66 million and 215 million years ago, long-necked reptiles called plesiosaurs inhabited the world’s oceans. By ...

The marine photographer who captured the footage said it could be the world's first recorded sighting of a black seadevil ...

For the first time, scientists have completed an in-depth analysis of fossilized soft tissues from a plesiosaur ...