They were working to create a large hybrid species of sheep to sell to game ranches. The Montana man brought parts of the Marco Polo argali sheep, which can weigh more than 300 pounds, into the U ...

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. The U.S ...

Marco Polo argali sheep, from Kyrgyzstan into the United States without declaring the importation, federal prosecutors said in his case. To move his hybrid sheep in and out of Montana, Schubarth ...