Federal prosecutors say a Montana rancher illegally used tissue and testicles from wild sheep that were killed by hunters in central Asia and the U.S. to breed “giant” sheep hybrids for sale ...

The Marco Polo argali sheep is the biggest sheep in the world. These creatures, native to Central Asia, can weigh up to 300 pounds, and they sport on their heads massive, heavy spiraling horns ...

Montana rancher Arthur "Jack" Schubarth, 81, succeeded in cloning a wild Marco Polo argali sheep, the world's largest ovine species. That achievement cost him six months in jail.

A farmer has been caught illegally breeding “massive” mutant sheep to sell to private hunting reserves for up to $10,000, a court in Montana heard.

To create the hybrid sheep, Schubarth sent genetic material from the argali parts to a third-party lab to generate cloned embryos, according to the Justice Department. He paid a $4,200 deposit for ...

Argali sheep have a market value of more than $350 per animal, according to court documents. A protected species. The sheep are natives to the high elevations of the Pamir region of Central Asia ...

Sheep containing just 25-percent Marco Polo argali DNA fetched $15,000-per-head, while animals produced by MMK’s son, Montana Black Magic, sold for $10,000 each.

In May 2017, a single, pure genetic male Marco Polo argali sheep that Mr. Schubarth named Montana Mountain King was born, prosecutors said.

In 2016, Schubarth received 165 cloned argali embryos at his Montana ranch, and in 2017, the first pure Marco Polo argali sheep was born to him. Schubarth named it "Montana Mountain King." ...

Federal prosecutors say a Montana rancher illegally used tissue and testicles from wild sheep that were killed by hunters in central Asia and the U.S. to breed “giant” sheep hybrids for sale ...

Matthew Brown. Associated Press. Published: ... Male argali sheep can top 300 pounds with horns up to 5 feet long, according to officials, making them prized among some hunters.