Populations of the starfish were once kept low by a few key ... to bite right through the carapace and kill the turtle. Many sea sponges, like anemones, use toxins to repel would-be predators.

a community of sea sponges has survived for centuries by eating the fossils of ancient extinct worms. Researchers discovered the underwater mountain in 2011, while mapping uncharted Arctic waters ...

While earlier studies had shown that some starfish that live in shallower, brighter water have and use compound eyes, no one had previously looked at animals occupying the sea floor. “What you see in ...

A chipper sea sponge and his nautical neighbors make waves ... SpongeBob's acquaintances include goofy starfish Patrick, cheerful squirrel Sandy Cheeks (who lives in an air bubble) and grouchy ...