Medicinal Goats

They have four legs, fuzzy faces and udders full of milk.
To the uninitiated, they look like dairy goats. To GTC Biotherapeutics Inc., they're cutting-edge drug-making machines.
A herd of goats has been genetically engineered to make a human protein in their milk that can prevent dangerous blood clots. If the drug is approved by the FDA, the barn door could swing open.
Los Angeles Times report HERE