“It’s a been a question for a long time, what exactly are eyes used for down in these great depths?” While earlier studies had shown that some starfish that live in shallower, brighter water have and ...

Bringing back sunflower sea stars, which are functionally extinct in California, could help restore kelp forests off the ...

Starfish are a keystone species and had kept populations of sea urchins in check, which in turn allowed kelp forests to grow. The sunflower stars are voracious predators, eating most things living on ...

Small crabs could be the invisible force controlling crown-of-thorns starfish, according to a new study from multiple Australian research institutes. The paper, published in scientific journal ...

Smaller animals Unlike larger animals, smaller species like jellyfish, starfish, seahorses and sand dollars have little control over where the ocean takes them. “They’re not very strong ...