Study suggests men with smaller testicles make better fathers

Tuesday, September 10, 2013 - 17:00 in Psychology & Sociology

ATLANTA, Sept. 10 (UPI) -- U.S. researchers say there may be a link between the size of a father's testicles and how active he is in a parenting role bringing up his children.

Read the whole article on UPI

More from UPI

Latest Science Newsletter

Get the latest and most popular science news articles of the week in your Inbox! It's free!

Check out our next project, Biology.Net