A giant starfish, known as a gray sea star, was spotted recently crawling around a Port Aransas beach and viewer Christine ...

Starfish are a keystone species and had kept populations of sea urchins in check, which in turn allowed kelp forests to grow.

The star, Pycnopodia helianthoides, reaches one metre in diameter and has as many as 24 arms. But it disintegrates in a few ...

Crunching along the rocky beach Tuesday, Easton pointed out a host of brightly colored starfish, squishy anemones, sand ...

The greater Kalaloch beach area, which Ruby Beach is a part of, is also a safe haven for thousands of species of marine wildlife. There are also nesting colonies of birds, like common murres and ...

Sea otters are one of the predators — one of the wolves, to continue the metaphor, to our urchin deer — keeping urchins in ...

A tiny molecule called bombesin links starfish and humans in appetite control, revealing a surprising evolutionary connection.

Authorities are investigating whether a mass wash-up of dead cockles at a popular holiday destination south of Adelaide is ...

Scientists at China's Beihang University developed a tiny morphable robot to explore the ocean's depths — and it's now taken a dive into the Mariana Trench. The team successfull ...