An article in the Scientific American linking two-leggedness, non-vegetarianism and our brain size. Contrast that with this (funny) talk.origins post on the trade-off between a large brain and two-leggedness. via Ravikiran, via RobotWisdom
Evolution
I explore the evolutionary links between bipedalism, meat-eating, and human brain size through a Scientific American article, while contrasting it with a humorous take on the trade-offs required for walking upright with a large cranium.