11-19-2021, 01:32 AM
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Join Date: Mar 2017
Location: ABQ, New Mexico
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A crocodile's heart has four chambers with two atria and two ventricles. Unlike birds and mammals, which have a single aorta - the main artery that supplies blood to the circulatory system - crocodiles have two.
It is considered to be the most sophisticated heart in the animal world.
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