CollectA Dromedary CamelCollectA Dromedary Camel CollectA Model 88208 Product Dimensions: 11. 5 x 4 x 8 cm Age: 3 years and up The ancient camel question is: One hump or two? Arabian camels, also known as dromedaries, have only one hump, but they employ it to great effect. The hump stores up to 80 pounds of fat, which a camel can break down into water and energy when sustenance is not available. These humps give camels their legendary ability to travel up to 100 desert miles