Covered with long, venomous spikes, the crown-of-thorns starfish (Acanthaster planci) is a voracious feeder that can eat living corals ... that graze on the algae growing atop hard corals.

Small, hidden crabs may be the missing link influencing coral-eating starfish populations, according to a study published in the Proceedings of the National Academy of Sciences. While we know ...

Crown-of-thorns starfish populations are again flourishing along the Great Barrier Reef. Symon Dworjanyn is a professor of marine ecology at Southern Cross university. "Crown-of-thorns starfish ...