On the other hand, there is a strict friendship existing between the peacock and the pigeon, the turtle-dove and the parrot, the blackbird and the turtle, the crow and the heron, all of which join in a common enmity against the fox. The harpe also, and the kite, unite against the triorchis.

And then, besides, have we not seen instances of affection in the serpent even, that most ferocious of all animals? We have already[1] related the story that is told of a man in Arcadia, who was saved by a dragon which had belonged to him, and of his voice being recognized by the animal. We must also make mention here of another marvellous story that is related by Phylarchus about the asp. He tells us, that in Egypt one of these animals, after having received its daily nourishment at the table of a certain person, brought forth, and that it so happened that the son of its entertainer was killed by one of its young ones; upon which, returning to its food as usual, and becoming sensible of the crime, it immediately killed the young one, and returned to the house no more.