Sheep for centuries kept as livestock, they were among the first animals domesticated by man for agricultural purposes - for wool, milk and meat. Most likely, the sheep are descended from the wild mouflon of Europe and Asia.
In ancient mythology, chimeras are described - part animal, part human beings. In other words chimera - fantastic animals, with many of the ordinary things. A new creation by American scientists look like ordinary sheep, but they have something, and from man.
Researchers have created a sheep with a piece of human DNA for the production of, for the most part of the liver for subsequent transplantation in need of replacement organs for people in the future can save many lives.