A rare freshwater jellyfish was captured on camera at Lake Erie. The Pennsylvania Department of Environmental Protection ...

Scientists were astonished to see huge numbers of animals usually seen in traditionally-warmer water, off continental Europe.

A creature resembling a jellyfish was spotted in a pond at Presque Isle State Park. Said creature is called a Craspedacusta ...

Research on alien-like deep-sea jellyfish has hinted at a previously unknown barrier in the North Atlantic Ocean.

Jellyfish sting for two reasons, says researcher Tone Falkenhaug. First, they sting to catch food. "Jellyfish don't have ...

Researchers have mapped the distribution of a jellyfish subspecies and found that creatures which lack a distinctive "knob" ...

There are so many different types of jellyfish out there, boasting different sizes, shapes, colors, and more. The immortal ...

In this shocking fish autopsy, a jellyfish catfish is discovered to have swallowed a jelly catfish whole offering a rare and ...

The distribution of a deep-sea jellyfish species with two different traits hints at the existence of an unknown biogeographic ...

The distribution of a deep-sea jellyfish species with two different traits hints at the existence of an unknown ...

This remarkable sea creature resembles the softest, rainbow-colored blanket gently floating through the deep ocean. A video ...