Crown-of-thorns starfish can detect chemical cues in water (chemoreception), allowing them to respond to predators like the giant triton. The giant triton is one of the few natural predators of the ...

For decades, crown-of-thorns starfish (COTS) have been rampaging out of control. These pizza-size sea stars are native to the Indo-Pacific region, including Australia’s Great Barrier Reef, but their ...

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 ...

Crown-of-thorns starfish (Acanthaster planci) La Paz, Mexico© Jesus Cobaleda/Shutterstock.com If you’re able, watch this video. If not, allow me to explain. Two crown-of-thorns starfish are placed in ...