Marco Polo sheep are the largest in the world, can weigh 300 pounds (136 kilograms) and have curled horns up to 5 feet (1.5 meters) long.

He is alleged to have bought 12 hybrid Marco Polo argali sheep from Schubarth. As cloning technology becomes more widespread and cheaper, it’s likely that wildlife law will have to play catch-up ...

The Marco Polo sheep, native to Central Asia, is the largest species of sheep in the world, which makes it a tantalizing target for trophy hunters. For nearly a decade, Montana ranchers illegally ...

For nearly 800 years, Ovis ammon polii—known commonly as the Marco Polo sheep—has fascinated the western world.Named after the world-famous explorer who was the first European to describe the ...

HELENA, Mont. (AP) — An 81-year-old Montana man faces sentencing in federal court Monday in Great Falls for illegally using tissue and testicles from large sheep hunted in Central Asia and the U ...

Marco Polo sheep are the largest in the world, can weigh 300 pounds (136 kilograms) and have curled horns up to 5 feet (1.5 meters) long, court records said.

The Montana man brought parts of the Marco Polo argali sheep, which can weigh more than 300 pounds, into the U.S. from Kyrgyzstan without declaring the importation, authorities said.

Arthur 'Jack' Schubarth, an 80-year-old rancher from Montana, pleaded guilty to creating giant hybrid Marco polo sheep and selling them at high prices.

Marco Polo sheep are the largest in the world, can weigh 300 pounds (136 kilograms) and have curled horns up to 5 feet (1.5 ...

Marco Polo sheep are the largest in the world, can weigh up to 300 pounds and possess curled horns measuring up to 5 feet long. They are classified as near-threatened and efforts have been made to ...

An 81-year-old Montana man faces sentencing for cloning a giant Marco Polo sheep using illegally trafficked tissue and testicles. A sentencing memorandum submitted by the defense congratulated ...