Almost all animals have symmetrical bodies. Bilateral symmetry is almost universal in all animals and is only very rarely broken—with exceptions like the five-armed starfish or crab species that have ...

The U.S. Fish and Wildlife Service Office of Law Enforcement wants to find out who is responsible for the death of a sea ...

A giant oarfish washed ashore near San Diego, California, in September 1996, and a group of U.S. Navy SEALS held up the 23-foot-long sea creature. As for its reputation of being a warning sign of ...

Conservationists are telling anglers to cut the head off a predatory, reptile-looking fish that can breathe air if they find one. Northern snakehead fish are native to Asia, and were first found ...

The seven-foot fish washed up at UC Santa Barbara's Coal Oil Point Reserve in Southern California in 2019. The mouth of the fish has a unique look, said Thomas Turner, an evolutionary biologist.

The head of the fish looks like that of a snake, which is how the predator got its name. Its body is marked “with python-like coloration and pattern,” and it can reach lengths of up to 3 ft ...

Invasive Northern Snakehead reeling in restaurant guests in Maryland An invasive fish with the head of a snake and the ability to survive on land for several days has been detected in Missouri ...

The islands are about 1,600 miles east of Argentina. Closer inspection revealed the host was a rattail fish, which reach about 3.2 feet, and the parasites were copepods.

Researchers found several fossils between four and nine feet long. The creature was a fish -- with scales, fins and gills -- but it moved its head independently of its body, could drag itself ...