- #1
Monsterboy
- 303
- 96
Humans lost body hair in order to lose heat more efficiently according to this article.
http://www.independent.co.uk/news/s...s-from-overheating-as-we-evolved-8498623.html
So , some humans moved out of Africa and into the cold regions of the northern hemisphere , why didn't they grow their body hair back?
This article gives a number of explanations as to why humans might have lost their body hair but the 'losing heat ' hypothesis appears to be most reasonable.
http://www.scientificamerican.com/article/latest-theory-human-body-hair/
http://www.independent.co.uk/news/s...s-from-overheating-as-we-evolved-8498623.html
So , some humans moved out of Africa and into the cold regions of the northern hemisphere , why didn't they grow their body hair back?
This article gives a number of explanations as to why humans might have lost their body hair but the 'losing heat ' hypothesis appears to be most reasonable.
http://www.scientificamerican.com/article/latest-theory-human-body-hair/
Last edited: