close shot of the common brown rock crab

1839 animalia arthropod arthropoda background brachyura brown cancer cancridae carapace carpus chelae cheliped claw claws closeup common crab creature crustacea crustacean dactyl decapoda environment eyes food fresh invertebrate irroratus legs life macro malacostraca marine nature pincers propodus randall rock sea seafood shell shellfish stone teeth tropical water wild wildlife zoology