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The common snapping turtle (Chelydra serpentina) is a species of large freshwater turtle in the family Chelydridae. Its natural range extends from southeastern Canada , southwest to the edge of the Rocky Mountains , as far east as Nova Scotia and Florida .
The Chelydridae have a long fossil history, with extinct species reported from North America as well as all over Asia and Europe, far outside their present range. The earliest described chelydrid is Emarginachelys cretacea , known from well-preserved fossils from the Maastrichtian stage of the Late Cretaceous of Montana . [ 1 ]
The common snapping turtle (Chelydra serpentina) is a large freshwater turtle of the family Chelydridae. Its natural range extends from southeastern Canada, southwest to the Rocky Mountains (and beyond, where introduced), throughout Mexico, and as far south as Ecuador.
The common snapping turtle (Chelydra serpentina) is a large freshwater turtle of the family Chelydridae. Its natural range extends from southeastern Canada, southwest to the Rocky Mountains (and beyond, where introduced), throughout Mexico, and as far south as Ecuador.
[9] [10] A third species, the Apalachicola snapping turtle (M. apalachicolae), has been proposed, [9] but is generally not recognized. [8] [10] [11] The alligator snapping turtle is given its common name because of its immensely powerful jaws and distinct ridges on its shell that are similar in appearance to the rough, ridged skin of an alligator.
These snapping turtle hatchlings were recently seen emerging from their nest in the Minnesota Valley Wildlife Refuge outside of Minneapolis. “These baby common snappers were recently spotted ...
Chelydra is one of the two extant genera of the snapping turtle family, Chelydridae, the other being Macrochelys, the much larger alligator snapping turtle. [1] The snapping turtles are native to the Americas, with Chelydra having three species, one in North America and two in Central America, one of which is also found in northwestern South America.
Skeleton of an alligator snapping turtle (Macrochelys temminckii) on display at the Museum of OsteologyTraditionally, only a single extant species (M. temminckii) was recognized, but following reviews, two species are now recognized: [4] [5] Anatomical differences between the two species of Macrochelys include the shape of the caudal notch at the rear of the carapace and the angle of the ...