Cushion starfish is a catch-all term for a variety of starfish species. They are distinctive for their rounded bodies and short arms. The round shape is built on a calcium-rich structure that defends ...

Starfish are classed as echinoderms, a word which comes from the Ancient Greek for “hedgehog skin.” There are many types of starfish and this one is particularly adapted to living in sandy, muddy ...

NEWPORT, Ore. – In an old industrial warehouse, Tiffany Rudek leaned into a chest-high tank. Using a laminated card, she gently pried a red-speckled sea star from the enclosure’s bright blue walls.

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. A team of researchers in Japan recently discovered a brand new ...

“There’s been a lot of work over the years on vision in a variety of fish from shallow water to the deep sea, but there hasn’t been much at all done on vision in animals that sit on the bottom,” says ...

Reef fish, such as emperors, tropical snappers and rockcods, help keep numbers of crown-of-thorns starfish in check on the Great Barrier Reef, according to a new study from the Australian Institute of ...

Scientists estimate that more than 5 billion sunflower sea stars, once a mighty predator, have died in the Pacific Ocean because of warming waters. By Remy Tumin Over the past decade, the sunflower ...

The natural world is full of interesting creatures with unique biological systems. Among the most interesting creatures is the starfish, also referred to as a sea star. Starfish are unique in that ...

With a large variety of starfish in the ocean, there are many unique appearances that can be surprising. One example is the cushion starfish. These marine animals are famous for their inflated bodies ...