They found the sign on an island in Lake Texcoco, where they erected the city of Tenochtitlan (Place of the Prickly Pear Cactus" ??? present-day Mexico City) in 1325. (In the coat of arms of Mexico this bird is depicted as a golden eagle, though it is often said to be a northern caracara.[1] It is also possible that the bird was a laughing falcon or snake hawk, a bird of prey which feeds almost e