Researchers discovered two new species of snake eels in Vietnam, one with "robust" teeth and one with "sharp" teeth.

A shortfin mako shark, the fastest-swimming shark in the world, was caught on camera with an octopus catching a ride on its back off the coast of New Zealand.

Photographer David Jara Boguná filmed a humpback anglerfish (Melanocetus johnsonii, a species of black seadevil) swimming ...

Once dubbed the "world's ugliest animal," the blobfish – scientific name Psychrolutes marcidus – has been named New Zealand's ...

False killer whales - which are in fact a dolphin - are typically deep-sea dwellers, and are one of the rarest marine mammals ...

For years, scientists felt like the fish they were watching watched them back. A new study suggests they can recognize a ...

First responders said the dolphin's flesh appeared to have been 'butchered' when its carved carcass washed up on a Jersey ...

After nine months in space, NASA astronauts Butch Wilmore and Suni Williams are returning to Earth aboard a SpaceX capsule, ...

When a male anglerfish finds his mate in the pitch-black expanse of the deep sea, he uses his sharp teeth to latch onto her ...

Crocodile attacks in Indonesia are on the rise. It’s left residents on edge BUDONG-BUDONG, Indonesia (AP) — Nearly seven ...