common ancestor

  1. Science

    Paleo-Bracketology: You Can Help Name The Earliest Common Ancestor Of All Mammals

    Earlier this month, researchers at the American Museum of Natural History and several other institutions announced that they had constructed a model of the first mammal that is a common ancestor to all other mammals, showing that creatures as disparate as whales, humans, and Grumpy Cat all descend from a small, rat like creature that evolved shortly after the extinction of the dinosaurs. Now that all the heavy lifting of constructing a model of this earliest mammal is done, researchers want you to step in for the fun part and help name the hypothetical critter by voting in a March Madness-style tournament.

    Read on...
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