desert tortoise gopherus agassizii walks on a stone floor

agassizii amphibian amphibious animal arm armour background beast carapace caribbean close closeup creeper cryptodira desert face fauna follow foot gopher gopherus head island land landscape leg muzzle nature neck one outdoor paw portrait reptile reptilia reptilian rock run scale scaled scales scaly shell snout squama squamose squamous testudines testudinidae testudinoidea tobago tortoise trinidad turtle turtleshell walk wild wildlife zoo zoological