Re: Brain size in fossil/extant mammals linked to sociality

["Richard W. Travsky" <rtravsky@uwyo.edu>]

On Sun, 28 Nov 2010, GUY LEAHY wrote:
> If I recall correctly, some of the largest "bird-brains" are seen in corvids, 
> who
> clearly fit the definition of "social"... ;-)
>
> http://www.sciencedaily.com/releases/2010/11/101124073900.htm

Um  - that links to an article on obesity.

So you mean this one?

http://www.sciencedaily.com/releases/2010/11/101127105348.htm

Dogs Have Bigger Brains Than Cats Because They Are More Sociable, Research 
Finds
...
They find that there is wide variation in patterns of brain growth across 
different groups of mammals and they have discovered that not all mammal 
groups have larger brains, suggesting that social animals needed to think 
more.
...