The Common snapping turtle (Chelydra serpentina) is a species of large freshwater turtle. It is noted for its combative disposition when out of the water with its powerful beak-like jaws, and highly mobile head and neck (hence the specific epithet...
The South American snapping turtle (Chelydra acutirostris ) is a species of turtle in the family Chelydridae. This species, which is endemic to Central and northwestern South America, was previously considered a subspecies of Chelydra serpentina....
