the colorful land crab gecarcinus quadratus, also known as the halloween crab, rests on a log on a costa rican beach.

america american aquatic beach brachyura carapace central chelae claw claws close closeup color colour costa crab crabs crustacean crustaceans detail details digital exoskeleton eye eyes food forest gecarcinus halloween hammar harlequin holloween horizontal horizontals image jungle kim land latin macro moon mouthless nature night nobody nocturnal outdoor outdoors outside outsides paloma people purple quadratus rain red rica rican sand seafood shellfish tail tails thoraces thorax thoraxes travel tropic tropical tropics ups whitespot