martes, 10 de agosto de 2010

Breeding is changing dog brains, scientists find

ScienceDaily (2010-08-02) -- For the first time, scientists have shown that selective breeding of domestic dogs is not only dramatically changing the way the animals look but is also driving major changes in the canine brain. The brains of many short-snouted dog breeds have rotated forward as much as 15 degrees, while the brain region controlling smell has fundamentally relocated.

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