It’s all in the breathing
By Charlie • January 18, 2010 • No comments yetApparently alligators and birds share a breathing mechanism which may have helped their ancestors dominate Earth more than 200 million years ago. Research published in the journal Science found that like birds, in alligators air flows in one direction: the same research suggests that all dinosaurs, herbivores like Triceratops and carnivores like Tyrannosaurus, had bird-like lungs. The BBC News website has more of the details and implications.
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