Meet the predatory tunicate (Megalodicopia hians), a sea squirt that is unique for its predatory feeding style. Whereas other tunicates nourish themselves by filter feeding, the predatory tunicate ...

relatives. Let’s hear it for notochords and pharyngeal slits! Most sea squirts are harmless little buggers that filter plankton out of the water column. Water comes in through one siphon and out ...

The more than 95,000 square miles that make up the Mariana Archipelago are a U.S. national treasure protected by the federal government. But scientists know very little about what lurks beneath the ...