Brain size and survival (Introduction)
by David Turell 
, Wednesday, July 18, 2012, 15:57 (4512 days ago)
There is a correlation:-http://phys.org/news/2012-07-animals-bigger-brains-prone-extinction.html
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David Turell,
2012-07-18, 15:57
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- Brain size and survival - David Turell, 2012-10-26, 01:13