Hairy crabs are a kind of crabs. Crab is the general name. Hairy crabs are crabs. Crabs are crustaceans. According to their living areas, they are generally divided into river crabs and sea crabs. Hairy crabs are a species of river crabs. As a hairy crab, the difference from other crabs is mainly the appearance and meat quality. The appearance of hairy crabs is green back, white belly, yellow hair and golden claws, and the meat is tender, plump and sweet. However, other crabs do not have these characteristics in appearance more or less, and their meat quality is also different.