April 27, 2008
Heat Generation, Fat Storage And Dinosaur Extinction
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A team of researchers at New York Medical College has discovered why birds, unlike mammals, lack a tissue that is specialized to generate heat. A paper published in the online peer-reviewed journal BMC Biology contains the surprising implication that the same lack of heat-generating tissue may have contributed to the extinction of dinosaurs.The paper, "The brown adipocyte differentiation pathway in birds: an evolutionary road not taken," was written by Stuart A.
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