Word: liebig
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Dates: during 1980-1989
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...total of six animals with characteristics of both sheep and goats. Only one of them, however, had blood proteins from both species. That animal behaves like a goat and has even tried mating with female goats, but like another hybrid, the mule, its sperm are defective. At Justus-Liebig University in Giessen, West Germany, other embryo manipulators also reported producing goat-sheep...