snapping turtle

Types:

Chelydra serpentina, common snapping turtle, snapper

large-headed turtle with powerful hooked jaws found in or near water; prone to bite

Macroclemys temmincki, alligator snapper, alligator snapping turtle

large species having three ridges on its back; found in southeastern United States

Type of:

turtle

any of various aquatic and land reptiles having a bony shell and flipper-like limbs for swimming