EDINBURGH, SCOTLAND - FEBRUARY 8: (FILE PHOTO) Dolly-the-Sheep creator, Professor Ian Wilmut, poses for photographs February 8, 2005, in Edinburgh, Scotland. Professor Wilmut and colleagues at The ... more 
EDINBURGH, SCOTLAND - FEBRUARY 8: (FILE PHOTO) Dolly-the-Sheep creator, Professor Ian Wilmut, poses for photographs February 8, 2005, in Edinburgh, Scotland. Professor Wilmut and colleagues at The Roslin Institute, Edinburgh, have been granted a licence by The Human Fertilisation and Embryology Authority to clone human embryos for research that one day may help find a cure for motor neurone disease. (Photo by Christopher Furlong/Getty Images) 15 Years Since The Birth Of Dolly The Sheep on Monday, July 5, 2001 Please refer to the following profile on Getty Images Archival for further imagery. http://www.gettyimages.co.uk/Search/Search.aspx?EventId=96836657&EditorialProduct=Archival less 
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Getty Images | Photo By Christopher Furlong / Getty Images
Fri, Jul 1, 2011 6:46 AM EDT