After a few weeks of copulation, the rise in stress hormones causes the male’s immune system to collapse, with the result far from a happy ending.http://gawker.com/newly-discovered-s...ead-1708370666
After a few weeks of copulation, the rise in stress hormones causes the male’s immune system to collapse, with the result far from a happy ending.http://gawker.com/newly-discovered-s...ead-1708370666