July 5: Birth of Dolly the Sheep, 1996

Dolly was the first mammal to be cloned from an adult somatic cell. Her life was very short -- only six years, about half the expected lifespan of a sheep of her breed.

Read article here.



Photograph: Dolly as she appears today, stuffed and mounted at the Museum of Scotland.
Photograph by Tony Barros, posted on Wikimedia Commons under the Creative Commons Attribution Share-Alike 2.0 Generic License.