Whereas in mammals the heart, which has four chambers, two ventricles and two atria, delivers oxygenated blood to the organs by one channel while the other directs blood to the lungs for re-oxygenation, the reptiles have three-chambered hearts with two ventricles and only one atrium.
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Development of new communities in disturbed environments, such as a burned or a clear cut forest, is called
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Whereas in mammals the heart, which has four chambers, two ventricles and two atria, delivers oxygen...
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