horned ghost crab (ocypode ceratophthalmus) face-to-face with a dog : (pix sanjiv shukla)

africa barrier body box burrows carapace carrion ceratophthalmus change claw claws coloration colour communication crab crabs crustaceans darker debris decapoda decapods deep elongated environment exoskeleton eye eyed eyes eyestalks family generalists ghost gills great habitat horn horned horns indo intertidal larger leg long markings nocturnal nocturnality ocypode ocypodidae ocypodinae one pacific pale philippines pigments points predators preying reef rubbing run runners sand scavengers seawater semi shape shaped sheaths shore stridulation subfamily swift system terrestrial tropical water waves zone