Read more Henry Doorly Zoo stories on Newserhttp://www.newser.com/taggrid/2179/henry-doorly-zoo.htmlhttp://img1-cdn.newser.com/images/newser-black250x40.gifhttp://www.newser.com/2012 - Newseren-usNewser Feed GeneratorThu, 24 May 2012 16:47:09 CDThttp://www.newser.com/story/2451/shark-births-fatherless-baby.htmlDustin Lushing<img src='http://img2-cdn.newser.com/getimage.aspx?mediaid=5201&width=45&height=45&crop=Y&updateddate=20110401034956' border='0' />Irish and American scientists, using new techniques, confirmed that a female hammerhead shark at the Henry Doorly Zoo in Nebraska gave birth to a pup in 2001— without having sex. A male tiger shark was suspected to be the father at first, but the team's genetic analysis shows no sign...http://www.newser.com/story/2451/shark-births-fatherless-baby.htmlWed, 23 May 2007 14:50:08 CDT