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It is one of the two extant species in the genus Alligator, and is larger than the only other living alligator species, the Chinese alligator. Adult male American alligators measure 3.4 to 4.6 m (11.2 to 15.1 ft) in length, and can weigh up to 500 kg (1,100 lb), with unverified sizes of up to 5.84 m (19.2 ft) and weights of 1,000 kg (2,200 lb ...
The American crocodile (Crocodylus acutus) is a species of crocodilian found in the Neotropics.It is the most widespread of the four extant species of crocodiles from the Americas, with populations present from South Florida, the Caribbean islands of Cuba, Jamaica, Hispaniola, [4] and the coasts of Mexico to as far south as Peru, Ecuador, Colombia, and Venezuela.
[4] [5] The Chinese alligator split from the American alligator about 33 million years ago [4] and probably descended from a lineage that crossed the Bering land bridge during the Neogene. The modern American alligator is well represented in the fossil record of the Pleistocene. [6] The alligator's full mitochondrial genome was sequenced in the ...
Size greatly varies among species, from the dwarf crocodile to the saltwater crocodile. Species of the dwarf crocodile Osteolaemus grow to an adult size of just 1.5 to 1.9 m (4.9 to 6.2 ft), [34] whereas the saltwater crocodile can grow to sizes over 6 m (20 ft) and weigh over 1,000 kg (2,200 lb). [35]
The black caiman (Melanosuchus niger) is a crocodilian reptile endemic to South America. With a maximum length of around 5 to 6 m (16 to 20 ft) and a mass of over 450 kg (1,000 lb), [6] it is the largest living species of the family Alligatoridae, and the third-largest crocodilian in the Neotropical realm. [7][8][9][10] True to its common and ...
Caiman venezuelensis Fortier & Rincón, 2013[4] The spectacled caiman (Caiman crocodilus), also known as the white caiman, [6] common caiman, [7] and speckled caiman, [8] is a crocodilian in the family Alligatoridae. It is brownish-, greenish-, or yellowish-gray colored and has a spectacle-like ridge between its eyes, which is where its common ...
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List of crocodilians. Crocodilia is an order of mostly large, predatory, semiaquatic reptiles, which includes true crocodiles, the alligators, and caimans; as well as the gharial and false gharial. A member of this order is called a crocodilian, or colloquially a crocodile. The 9 genera and 28 species of Crocodilia are split into 3 subfamilies ...