A self-recognition system ensures octopus arms remain tangle-free, according to a new study.
The mysterious animal is only the 55th confirmed megamouth shark seen since the first one was discovered in 1976 off the coast of Hawaii.
A rare goblin shark makes a surprise appearance in a fishing net south of Key West, Florida.
Two national marine sanctuaries along the Northern California coast, renown for their rich animal life, may more than double in size if NOAA has its way.
A new study finds that dense bones enabled aquatic sloths to sink to shallow seagrass beds in order to graze.
The island nation declared a ban on fishing for both species of manta rays that inhabit the country’s exclusive economic zone.
Staff at a Dallas aquarium wanted to see if they could supplement the diets of their jellies with protein—so they decided to give the animals peanut butter.
The controversial program—meant to protect people on Western Australia beaches from shark attacks—claims its first shark fatality.
The family of Dawn Brancheau, the trainer killed by Tilikum the killer whale, speaks out for the first time about the documentary Blackfish.
This is the first time researchers have observed fish leaping into the air to prey on birds on the wing.
This nearly hundred-foot-long sea creature is all dressed up for the holidays. Just don’t try to pet it. Its body contains thousands of poisoned-filled stinging cells just waiting for a victim to brush past.
Camera traps have captured images of a saola, an antelope-like mammal often referred to as the “Asian unicorn,” in the forests of Vietnam. This incredibly rare species was last seen in the wild 14 years ago, and has only been known to science since 1992.
The ability of female market squid to turn on and off the color white helps them escape the amorous, and aggressive, attentions of male squid.
The Dallas Zoo has paired two cheetah cubs with a black Labrador retriever puppy to help the cats acclimate to their new role at the zoo.
Researchers have discovered at least eight new species of deep-sea shark in the southern Indian Ocean.