Given that we have less energy as we get older, the risk of birth defects goes u...

roguecoder on Aug 3, 2012 | parent | context | favorite | on: Why Men Can't Have It All

Given that we have less energy as we get older, the risk of birth defects goes up with older fathers and we only live so long I would be surprised if there was an evolutionary advantage to men not feeling an urgent desire to raise children.