Scientists have long known that crabs communicate by rubbing their legs together, as well as by rubbing unique ridges on their claws and arms together to make noise. 4. Female Crabs Lay Thousands ...

Study of 286 gall crabs from 14 genera reveals orange-red fluorescent patterns help camouflage crabs against coral reef ...

In the tangled darkness of Southeast Asian mangrove forests, one crab species appears to have evolved a structure that ...

South Carolina is the Palmetto State for a reason. Known for its palm tree-studded coastline, it's not uncommon for people to grow up learning how to catch fish and crab. While it's not too ...

Horseshoe crabs used to be everywhere ... That makes the bleeding business unique among the industries it straddles. It's an unusual fishery, because the animals are not sold to be eaten.

Evolutionary paleobiologist Matthew Wills details this unique process ... leading to some crabs shedding these typical traits.

“Mitten crabs have unique features unlike any native crab species, they have a notch between their eyes and four spines on each side of the carapace. They are named for their hairy mitten-like ...