Camels are found feeding in herds in the East. Of these there are two different kinds, the Bactrian and the Arabian; the former kind having two humps on the back, the latter only one; they have also another hump under the breast, by means of which they support themselves when reclining. Both of these species, like the ox, have no teeth in the upper jaw. They are all of them employed as beasts of burthen, in carrying loads on the back, and they answer the purpose of cavalry in battle. Their speed is the same with that of th............