Slowing a Thorny Invasion – Managing for COTS with DNA

Crown-of-Thorns Starfish are a natural scourge on coral reefs… or are they? The cycle of outbreaks is cruel, since it tends to focus on areas that have been spared bleaching. What eats a COTS anyway? Can we harness natural predators to minimize the impacts of these coral-eaters? One team is trying.