Cloned testicles let goats father the offspring of another male

By Michael Le Page

Franlober / Alamy

Even the most up to this point stud can handiest sire so many offspring. To flee up cattle breeding, biologists have created pigs, goats and mice whose testicles are effectively clones of these of a definite male, that technique these animals father that male’s offspring.

“It can must allow more farmers to net back of animals with the traits they need,” says Bruce Whitelaw on the Roslin Institute in the UK. “Many other folks did not deem this may maybe work.”

Step one in the process is to create host animals …