Wild snakes reproduce without sex

Virgin birth not just a by-product of captivity

By Susan Milius, 11:13 AM September 12, 2012

Snakes in the wild sometimes forgo the mom-and-dad method of reproducing and have babies without having sex, researchers have confirmed with genetic testing.

Occasional no-sex reproduction has been seen in captivity among snakes, Komodo dragons and sharks. But until now there has been no conclusive evidence for wild virgin birth among species that normally reproduce sexually, says Warren Booth of the University of Tulsa in Oklahoma. (In about 80 kinds of vertebrates, a single sex carries o...

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