http://www.care2.com/causes/the-biology-of-nurturing-fathers.html
This fascinating just-published study by three anthropologists, is the first to prove the link between paternal nurturing of children and testosterone.
http://www.care2.com/causes/the-biology-of-nurturing-fathers.html
This fascinating just-published study by three anthropologists, is the first to prove the link between paternal nurturing of children and testosterone.