A sheep and a metaphor.
D032761:Animal Experimentation; D000827:Animal Welfare; D000818:Animals; D030801:Animals, Genetically Modified; D019976:Cloning, Organism; D019365:Metaphor; D008722:Methods
Genetics and Reproduction; The Second Creation: The Age of Biological Control by the Scientists Who Cloned Dolly (Wilmut, I.; Campbell, K.; Tudge, C.)