The animal on the cover of Real World OCaml is the Bactrian camel (Camelus bactrianus). The Bactrian camel, one of two species of camel, is native to Central Asia and hasbeen used domestically in the area for thousands of years. Even though there are overtwo million domesticated Bactrian camels, only about a thousand are considered wild. The Bactrian camel is a large animal at 6 to 7.5 feet in height and 7.4 to 11.5 feet inlength. An adult will typically weigh between 660 and 2,200 pounds. The Bactrian camelis distinctive for its two large humps on their back, hefty wooly coat, and dark browncolor. It is a herbivore that will eat all kinds of vegetation, though they have been knownto feed on dead animals.
Humans have domesticated the Bactrian camel for travel purposes because of its greatnatural resiliency. For example, the Bactrian camel can thrive in habitats of both extremecold and heat. It can also go without water for months and when water is available itcan consume up to 55 litres. The cover image is from Meyers Kleines Lexicon. The cover fonts are URW Typewriterand Guardian Sans. The text font is Adobe Minion Pro; the heading font is AdobeMyriad Condensed; and the code font is Dalton Maag’s Ubuntu Mono.