And starfish that reproduce asexually by splitting their bodies in half sometimes end up with more than one. The Spiked Clubs: Humans aren’t the only species that came up with the mace as weaponry.

The only species in the genus Choriaster, this uniquely puffy starfish is found in shallow waters on coral reefs and rubble slopes, always tropical, where it feeds on algae, coral polyps ...

More than 50 years after Bob Paine’s experiment with starfish ... species” in Pacific Northwest tide pools. The concept has since taken on a life of its own. Andre Seale / VW PICS / Universal ...

Most species that can see in the dark depths of the ocean like this have more sensitive eyes but see cruder images. But these starfish appear to see more clearly than their tropical counterparts ...

Growing a yard across and bearing two dozen limbs, the sunflower sea star prowls the deep, eating snails, abalones and urchins. Along the Pacific Coast, this multicolored monster is a top predator.

Researchers in Japan have discovered a new species of starfish. The discovery came about thanks to collaborative work among researchers, fishers, and aquarium and museum staff. The starfish ...

Dr. Mah described the brooding starfish as a new species, Paralophaster ferax. He published the finding, along with a plethora of other natural history observations of Antarctic starfish ...

A starfish that washed up on a Texas shore has social media amazed, but wildlife experts say the creature isn’t too rare. Christina Biery shared photos ... the starfish species is a gray sea ...