Camelus dromedarius; Print; The dromedary; also called the Arabian camel (Camelus dromedarius); is a large; even-toed ungulate with one hump on its back. The dromedary is the tallest of the three species of camel; adult males stand 1.8-2 m (5.9-6.6 ft) at the shoulder; while females are 1.7-1.9 m (5.6-6.2 ft) tall. Males typically weigh between 400 and 600 kg (880 and 1; 320 lb); and females weigh between 300 and 540 kg (660 and 1; 190 lb). The species' distinctive features include its long; curved neck; narrow chest; a single hump (compared with two on the Bactrian camel and wild Bactrian camel); and long hairs on the throat; shoulders and hump. The coat is generally a shade of brown. The hump; 20 cm (7.9 in) tall or more; is made of fat bound together by fibrous tissue.; 1700-1880