Since 1996, when researchers first cloned a sheep, a number of other mammals ​ — including cows, goats, and horses — ​ have been produced using the same technique.
Alates 1996. aastast, mil teadlased kloonisid esimese imetaja, kelleks oli lammas, on samal moel paljundatud teisigi loomi: lehmi, kitsi, hobuseid jne.