Mimicry here refers to the resemblance of one organism to another or to an object in its surroundings for concealment and protection from predators. The author demonstrates this behaviour in the world's butterflies. Punnett had already co-founded the "Journal of Genetics" with William Bateson in 1910. But he is probably best remembered today as the creator of the Punnett square, a tool still used by biologists to predict the probability of possible genotypes of offspring. Two pages of ads for nature & science books at rear.