A giant starfish, known as a gray sea star, was spotted recently crawling around a Port Aransas beach and viewer Christine ...
"The implications of our study go beyond the sunflower sea star." New study reveals hidden dangers threatening mega-starfish ...
Some starfish have more than 50 arms – they grow more as they get older. Incredibly, if a sea star loses a limb, it can grow it back, but it may take a year or so. Sea stars do not have blood.
This story appears in the June 2011 issue of National Geographic magazine. The sea star—often called a starfish, though it's no more a fish than it is a sheepdog—ranks with the most ...