Federal prosecutors said creating hybrid animals is "unnatural," yet the practice is common in the game industry.

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 ...

A Montana rancher bred hybrid sheep using endangered species genes for profit. This violated wildlife laws, risking local ...

The death of Dolly the sheep, the first animal to be cloned from an adult cell, has sparked renewed fears over the safety of cloning techniques. The Roslin Institute announced the decision was ...

Photo: Montana Mountain King; Montana Department of Fish, Wildlife, and Parks/A.P.

For dog lovers, the idea of cloning a beloved pet has long been the stuff of science fiction. But thanks to incredible ...

Pet cloning has becoming big business in the US, with Barbra Streisand and Paris Hilton among its early adopters. Yet cloning ...

A UK-based clinic, Gemini Genetics, is offering pet owners the chance to clone their beloved animals, using DNA to create ...