Of Hen's Teeth and Neutral Mutations

Evolutionists often cite an experiment which purportedly induced tooth growth in chickens, supposedly confirming that birds have genes for teeth and are descended from toothed reptilian ancestors. For example, in his book Hen's Teeth and Horse's Toes, Stephen Jay Gould discusses this experiment, and suggests that "we are seeing, in part, the actual form of a latent bird's tooth--the potential structure that chick epithelium has encoded for sixty million years but has not expressed in the...