because they exist for entertainment and profit NatGeo Marius because they exist for entertainment and profit National Geographic Killing of Marius, the Giraffe in a zoo. Giraf National Geographic article National Geographic National Geographic Killing of Marius, the Giraffe in a zoo. kritisch giraffe lured Marius with his favorite food because they exist for entertainment and profit because they exist for entertainment and profit “Killing of Marius the giraffe exposes myths about zoos.” NatGeo http://news.nationalgeographic.com... How did they do it National Geographic article National Geographic writing for the National Geographic National Geographic “Killing of Marius the giraffe exposes myths about zoos.”