Although extremely rare in vertebrates, parthenogenesis (out of the Greek for "virgin birth") occurs in a number of lower animals.

BBC: NEWS | Science/Nature | Captive shark had 'virgin birth'

To consider yourself a Christian, must you believe in the Virgin Birth, or that Jesus walked on water, healed the sick, and rose triumphantly from the dead?

CNN: Seeking the truth about Jesus

He said many of those who put themselves down at Christian did so because they thought of themselves "as a good person" rather than due to belief in the virgin birth, or of Jesus Christ as the son of God.

BBC: Prof Richard Dawkins

Indeed, Wolbachia's genes are so manipulative that they can convert male insects to females, kill males, induce virgin birth in females and even cause the offspring of males to die unless they carry the very same strain of Wolbachia as the father.

WSJ: Matt Ridley on Selfish DNA | Mind & Matter

NHS including consultants from Virgin that have just reported to the government is how little attitudes have changed since its birth in the days of post-war austerity.

ECONOMIST: In sickness and in health