Human Ancestor Had Lime-Size Brain

Publication: National Geographic News   Date: May 14, 2007   View Article

An extraordinarily complete skull of a 30-million-year-old human ancestor once held a brain about the size of a lime, according to a new study.

The skull—of a species related to apes, humans, and monkeys—is evidence that the more advanced and bigger brains of African primates developed later than previously believed, researchers said.

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