Other instances might be mentioned of the strong attachment felt by wolves to those who have treated them kindly, but I will now introduce some remarks on the anatomical affinities between the dog, the fox, and the wolf, which serve to prove that the dog is of a breed distinct from either of the last-mentioned animals. It must, in fact, be always an interesting matter of inquiry respecting the descent of an animal so faithful to man, and so exclusively his associate and his friend, as the dog.

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