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Lizard Taxonomy and Identification (view source)

Revision as of 14:42, 19 February 2010

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Reptiles are ectothermic vertebrates with scales or plates, right and left aortic arches, a partially divided heart and a single occipital condyle. Lizards are members of the reptilian order Squamata.

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~~==Common species==~~

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There are 22 families of lizards, comprising approximately 3,750 species. About 20 species are commonly kept in captivity. The green iguana is the most popular. There are two poisonous species, the Gila monster and the Mexican beaded lizard, although you are unlikely to see them often in practice.

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[[Image:Green_iguana.jpg|100px|thumb|right|Green iguana]]

[[Image:Skink.jpg|100px|thumb|right|Skink]]

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[[Image:Bearded_dragon.jpg|100px|thumb|right|Bearded Dragon]]

[[Image:Chameleon.jpg|100px|thumb|right|Chameleon]]

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==Common species==

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There are 22 families of lizards, comprising approximately 3,750 species. About 20 species are commonly kept in captivity. The green iguana is the most popular. There are two poisonous species, the Gila monster and the Mexican beaded lizard, although you are unlikely to see them often in practice.

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==Identification==

Clamytemp

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