Add Yahoo as a preferred source to see more of our stories on Google. A sunflower sea star may be about to snack on some sea urchins in California. Brent Durand/Moment via Getty Images Before 2013, ...

There has much coverage of the plight of sunflower sea stars, the large starfishes with 16 to 24 arms that inhabit the Pacific Coast of North America. A wasting disease that hit the population ...

Before 2013, divers on North America's west coast rarely saw purple sea urchins. The spiky animals, which are voracious kelp eaters, were a favorite food of the coast's iconic sunflower sea stars. The ...