Animals have evolved crab-like bodies at least five times throughout history, a process known as carcinization.

Animals from completely different branches of the tree of life, such as insects, worms and vertebrates, independently evolved similar genetic solutions to survive on land, according to a new study ...

Here’s what you’ll learn when you read this story: Carcinization is the separate, five-time evolution of crabs. Parallel evolution isn’t unheard of by any means, but crabs have done it a lot. Their ...