Dolly (sheep)
Dolly (5 July 1996 – 14 February 2003) was a female domestic sheep, and the first mammal cloned from an adult somatic cell, using the process of nuclear transfer.
Megan and Morag
The production of Megan and Morag demonstrated that viable sheep can be produced by nuclear transfer from cells which have been cultured in vitro. They signified the technical breakthrough that made Dolly the sheep possible. The birth of Megan and Morag, a year before Dolly, with their huge beneficial potential, made relatively few headlines. , Megan was still alive and was the oldest cloned animal at the time.