Two important characteristics of maps should be noticed. A map is not the territory it represents, but, if correct, it has a similar structure to the territory, which accounts for its usefulness.
Bio: Robert Porter Allen 28 June 1963 was an American ornithologist and environmentalist. He achieved worldwide attention for his rescue operations of the whooping crane in the 1940s and 1950s. Allen helped save the Roseate Spoonbill from extinction.