She may have looked like your average sheep, but Dolly was bound for fame from the time she was born on July 5, 1996, until she passed away six-and-a-half years later.
The technology that brought it to life has transformed our understanding of the potential of cloning, inspired a Nobel Prize and sparked ethical debates.
Twenty years later, 13 clones, including four sheep collectively known as "The Dollies" produced from Dolly's cell line, made headlines in the first long-term study of the health impact of cloning on large animals.
But let's go back to the beginning.
