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Introduction to Reptiles


Stephen J. Divers

, BVetMed, DZooMed, DACZM, DECZM (herpetology), FRCVS, University of Georgia

Last full review/revision Aug 2020 | Content last modified Sep 2020

Reptiles can be easily recognized by their horny or scaly skin. The class Reptilia has 4 orders. The order Rhynchocephalia includes only 1 living species, the tuatara, which is native to New Zealand. The order Crocodilia includes alligators, caimans, crocodiles, and gharials (a crocodilian species native to the Indian subcontinent). The order Testudines contains tortoises and turtles, also called chelonians. The order Squamata includes lizards and snakes.

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Fluid Therapy in Animals
Abnormalities of circulation can be due to a number of causes and may result in circulatory shock, an emergency situation. All types of circulatory shock respond to administration of fluid therapy to some extent, but some types require additional medications. Which type of circulatory shock is most readily handled with fluid therapy alone?
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