The elephant is the largest of all the land animals, and in intelligence approaches the nearest to man. He understands the language of his country, obeys commands, and remembers all the duties which he has been taught. He is sensible alike of the pleasures of love and glory, and, to a degree that is rare among men even, possesses notions of honesty, prudence, and equity; he has a religious respect also for the stars, and a veneration for the sun and the moon.[79] It is said by some authors, that, at the first appearance of the new moon, herds of these animals come down from the forests of Mauritania to a river, the name of which is Amilo; and that they there purify themselves in solemn form ............