Turtle
turtle (order Testudines), any reptile with a body encased in a bony she, including tortoises.
Although numerous animals, from invertebrates to mammals, have evolved
shells, none has an architecture like that of turtles. The turtle shell
has a top carapace and a bottom plastron.
The carapace and plastron are bony structures that usually join one
another along each side of the body, creating a rigid skeletal box.…
Turtle
Turtle
Turtle
Turtle
Turtle
Turtle
Turtle
Turtle
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