exoskeleton of dead burrowing crayfish

exoskeleton dead burrowing crayfish abdomen animal antennae antennule aquatic arthropod background body brown burrower cambaridae cambarus carapace cephalothorax cheliped claw closeup crawdad crawfish crustacea crustacean dried dry eye fallicambarus isolated land leg lobster maxilliped nature pincer primary sea segmented shell shellfish swimmeret tail terrestrial top topside walking white