Cheilinus-is-a-carnivorous-fish-of-coral-reefs-which-changes-colour-to-mimic-harmless-plant-eating-fish-such-as-parrotfish-and-goatfish.-It-swims-alongside-them-camouflaged-until-it-is-close-to-its-prey.

Cheilinus is a carnivorous fish of coral reefs which changes colour to mimic harmless plant-eating fish, such as parrotfish and goatfish. It swims alongside them, camouflaged, until it is close to its prey.