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Having A Big Brain Is Just Plain Nutty.
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02-07-2009 4:01pm#1The discovery of a 54 million year old primate skull looks set to challenge long accepted ideas about why our brains are so large.By scanning a 54-million-year-old skull roughly the size of a walnut, scientists have created the first virtual 3-D model of an early primate brain, a new study says.
Surprisingly, the model suggests that primates (such as lemurs, monkeys, apes, and humans, among others) might have evolved larger brains as a result of the need to move quickly from tree to tree—not, as commonly assumed, to hunt for fruit or navigate within a single tree
Full article here:
http://news.nationalgeographic.com/news/2009/06/090630-tiny-skull-big-brains.html
I find it mad that this little critter(Ignacius graybullianus)'s brain is roughly teh size of a Stegosaurus'.
Photograph by Eric Zamora of the University of Florida0
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