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Reptiles and mammals are animals that breathe air through the use of lungs. They are also vertebrates, which means they have backbones, and they are both descended from labyrinthodonts, large, extinct, freshwater amphibi... More »

www.reference.com Pets & Animals Reptiles

Alligators are predators, eating fish, birds, mammals, mollusks and other reptiles. They consume prey of increasingly larger size as they grow from juveniles to adults. Although their diet is primarily flesh-based, allig... More »

www.reference.com Pets & Animals Reptiles

The main difference between reptiles and critters is the type of animal being referred to. Reptiles are cold-blooded animals such as snakes, turtles or lizards. The word "critters," on the other hand, is a slang term oft... More »

www.reference.com Pets & Animals Reptiles
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Some reptile species, such as many snakes and lizards, ambush prey that wanders too close, whereas other reptiles are prowlers that search far and wide for prey. Some reptiles even graze grasses and forage over long peri... More »

www.reference.com Pets & Animals Reptiles

Modern biologists arrange the more than 8,000 living species of reptiles into four main groups: Squamata, Crocodilia, Testunides and Sphenodons. These groups are only distantly related, with some reptiles being more clos... More »

www.reference.com Pets & Animals Reptiles

Reptiles Magazine is the world's leading publication about reptiles. A magazine version is available to people who are interested in reptiles, and there is a website version that displays information on different reptile... More »

www.reference.com Pets & Animals Reptiles

Cold blooded does not mean reptiles have cold blood. They are, however, referred to as “cold-blooded” animals because of how they regulate their body temperatures through a process called thermoregulation. More »

www.reference.com Pets & Animals Reptiles