gecarcinus quadratus, halloween moon crab or harlequin land crab, costa rica

america animal animalthemes beach central claw claws closeup coast costa crab crustacea crustacean dinner eat ecology fish food fulllength gecarcinus gecarcinusquadratus halloween halloweencrab harlequin harlequinlandcrab horizontal land landcrab marine mooncrab mouthlesscrab nature nopeople ocean outdoor quadratus red redlandcrab species wild wildanimal wildlife