Note 1977 — Chapter XV · PROHIBITION OF MARRIAGE BETWEEN KINDRED

Mr. Cupples, however, observes that among dogs, the male seems rather inclined towards strange females (Darwin, ‘The Descent of Man,’ vol. ii. p. 294); and I myself have been told by a thoroughly trustworthy person of a stallion that would not approach mares of the same stable. But such instincts seem to be exceptions at least among domesticated animals.