An endangered sea turtle named Lucky washed up in Nova Scotia last year. Scientists are trying to solve the mystery of why ...

Six animals pulled from the deep ocean were so biologically distinct that researchers had to create entirely new taxonomic ranks to classify them, from a new order of sponges to a new supergroup of ...

Join Pete, a blind surfer, on an inspiring adventure at SeaWorld San Diego as he faces his fear of sea creatures through unique hands-on encounters. From affectionate sea lions and gentle penguins to ...

Somewhere beneath tropical waves, a sea slug the size of a house cat pulls off a move that stops divers cold. Meet the ...

Animals come in an extraordinary range of body shapes. A starfish looks nothing like an earthworm, a mouse, or a human. Yet even closely related species can appear radically different: corals, ...

Marine animals shrink more during periods of climate warming, according to a study spanning nearly 500 million years of Earth ...

In the vast and colorful—and sometimes terrifying—world of marine life, few creatures are as captivating as the Costasiella kuroshimae. Affectionately known as the "leaf sheep" or the "Shaun-the-sheep ...

Research on Spriggina floundersi fossils found the wormlike creatures favored their right sides, a behavioral preference in ...

The snails and other mollusks around hydrothermal vents have evolved to thrive in extreme conditions, but mineral extraction ...

It may not be the robots that will rule Earth when humanity goes extinct. Experts say that octopuses are the most likely creatures to take over the world should humanity end — and it’s due to the ...

Life is so much better under the sea. Thankfully, you don't have to cross the seven seas to find the ocean animal that mirrors your soul, according to your birth month. With hundreds of thousands of ...

Beachgoers in one Southern California town had to run for their lives after two massive sea lions came out of the ocean and ...