InformationVideo published by BBC Earth Hermit crabs, also called pagurids and part of the decapod crustaceans, regularly need to hide their abdomen inside a shell. As they grow, they have to look for another, better-fitting shell, mainly abandoned shells on the beach. When several hermit crabs...

InformationVideo published by National Geographic In this video from National Geographic, we see cuttlefish (Sepia pharaonis) camouflaging themselves as hermit crabs to trap their prey more effectively. Sepia pharaonis is a species of cuttlefish in the Sepiidae family. This strange behavior was...