Photo: Dino Die-Off Didn't Cause Rise of Mammals, Study Suggests

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A small snippet of a massive "supertree" detailing the evolutionary relationships of virtually every mammal on Earth highlights the position of humans, Homo sapiens.

The detailed study that resulted in the supertree also suggests that the mass die-off of the dinosaurs 65 million years ago did little to cause the rise of mammals.

Image courtesy Olaf R.P. Bininda-Emonds/Nature

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