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Thursday, October 28, 2010

Photo: Ten Years After Dolly, No Human Clones, But a Barnyard of Copies


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A flock of cloned sheep relaxes on a Scottish farm. These sheep—created a year after the world's first cloned mammal, Dolly—lived with the famous ewe until she was euthanized in 2003 after developing a lung infection.

Now, ten years after Dolly's debut, scientists have created copies of a barnyard's worth of species, including cats, dogs, goats, and deer—but no humans.

Photograph courtesy ViaGen