An incredibly rare deep-sea fish has been spotted on the California coast.

The rockhead, or deep-pitted, poacher may use its ribs to beat the inside of its head cavity to communicate with other ...

Ted Judah went diving off McAbee Beach in Monterey Bay when he caught sight of a 'silvery knife blade undulating thing,' ...

The ocean is full of weird and wonderful creatures, and scientists have only scratched the surface of what lurks beneath the waves. But some of the sea life they have discovered are downright ...

A newly discovered fish fossil is the earliest known creature with what might be recognized as a face. Entelognathus primordialiswas an ancient fish that lived about 419 million years ago in the Late ...

For nearly 20 years, a “rosy” creature has been a regular part of the aquarium trade. And while experts are familiar with the tiny animal, it has never been officially identified — until now.

Captain Eric Hesse of the fishing vessel Tenacious II was pulling a fish aboard when it threw up this creature on the deck, NOAA says. NOAA Fisheries photo The idea of fish vomit is likely revolting ...