Alligator wiki:
>This article refers to the large reptile. For the place, see Alligator, Mississippi. For the DJ, see DJ Aligator. Alligator mississippiensis Alligator sinensis An alligator is a crocodile in the genus Alligator of the family Alligatoridae. There are two living alligator species: the American Alligator (Alligator mississippiensis) and the Chinese Alligator (Alligator sinensis).
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tortoise wiki:
>For other uses, see Tortoise (disambiguation). Chersina Dipsochelys Furculachelys Geochelone Gopherus Homopus Indotestudo Kinixys Malacochersus Manouria Psammobates Pyxis Testudo The tortoise is a land-dwelling reptile which is of the order Testudines. As with its aquatic cousins, the turtle and the terrapin, the tortoise is shielded from predators by a shell. The top part of the shell is called the carapace, the underside is the plastron, and the two are connected by the bridge. The tortoise has both an endoskeleton and an exoskeleton.
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