Monday, January 31, 2005

Bird Brains!

From tomorrow's New York Times:

Minds of Their Own: Birds Gain Respect
By SANDRA BLAKESLEE
The New York Times
Published: February 1, 2005

Birdbrain has long been a colloquial term of ridicule. The common notion is that birds' brains are simple, or so scientists thought and taught for many years. But that notion has increasingly been called into question as crows and parrots, among other birds, have shown what appears to be behavior as intelligent as that of chimpanzees.

The clash of simple brain and complex behavior has led some neuroscientists to create a new map of the avian brain.

Today, in the journal Nature Neuroscience Reviews, an international group of avian experts is issuing what amounts to a manifesto. Nearly everything written in anatomy textbooks about the brains of birds is wrong, they say. The avian brain is as complex, flexible and inventive as any mammalian brain, they argue, and it is time to adopt a more accurate nomenclature that reflects a new understanding of the anatomies of bird and mammal brains.

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