152 MAMMALS intended to designate an animal that takes an interest _in its rider so far as a beast can, that in some way understands his intentions, or shares them in a subordinate fashion, that obeys from a sort of sub- missive or half fellow-feeling with his master, like the horse or elephant, then I say that the camel is by no means docile—very much the contrary. He takes no heed of his rider, pays no attention whether he be on his back or not ; walks straight on when once set agoing, merely because he is too stupid to turn aside ; and then, should some tempting thorn or green branch allure him out of the path, continues to walk on in the new direction simply because he is too dull to turn back into the right road. In fact, he is from first to last an undomesticated and savage animal, rendered serviceable by stupidity alone, without much skill on his master’s part or any co-operation on his own, save that of an extreme passiveness. Neither attachment nor even habit impresses him; never tame, though not wide-awake enough to be exactly wild.” And this unfavourable opinion is shared in by all the explorers and others who have had any experience of camel- keeping and camel-riding. In short, the Oriental made the most of the camel as being the only animal available in the great sandy regions of Asia and Africa, but was never enthusiastic in his praise ; and there is a vast difference between the way in which he speaks of his heavily lurching ‘ship of the desert’ and that in which he speaks of his horse. There are two species of Camelus, C. dromedarius, with one hump, and C. dactrianus, with two. The wild camels discovered by the Russians among the