The difference between Camelus Dromedarius, the single-humped camel, and Camelus Bactrianus, the two-humped camel, is so fundamental that, as regards their habit of life and performance, they are no more to be confused than a team of Arctic dogs and a pack of Australian dingos.
(Men and Gods of Mongolia, published in 1935 by Danish explorer Christian Hennings Haslund)