http://blog.newsweek.com/blogs/labnotes/archive/2007/05/24/who-needs-males-anyway.aspxAre males necessary? Not if you’re an aquatic snail, a crayfish, a python or a host of other species of insects, crustaceans and reptiles. In every major group of vertebrates and many invertebrates, females occasionally or always manage to reproduce withoutenCommunityServer 2.1 SP2 (Debug Build: 2.18)