Anzuetoi arboreal alligator lizard Agua, inhabiting cloud forests on the mountain. "A. anzuetoi" is a diurnal tree-dwelling lizard. Dominant males exhibit territorial behaviour. Anzuetoi arboreal alligator lizard Anzueto's arboreal alligator lizard (Abronia anzuetoi ) is a species of lizards in the family Anguidae. The species is endemic to Volcán de Agua in Guatemala. The specific name, "anzuetoi" is in honor of Guatemalan naturalist Roderico Anzueto, who collected the holotype. The extent of occurrence of "A. anzuetoi" is approximately 24 km (9.3 mi), and thus the species is considered Vulnerable by the IUCN. Anthropogenic impact is minimized by the fact that its native habitat has
Lost Animals of the 20th Century such is unavailable, the live materials feature existing species that share the closest characteristics with the extinct animal. Although the show specifically deals with animals that have become extinct, there was one episode that featured the theme of animals which were thought to be extinct, but have been rediscovered. Such has also been the case of some previously featured animals in the show, as scientists have eventually rediscovered extant populations or are attempting to revive species through selective breeding/cloning. Among the animals featured are: Lost Animals of the 20th Century Lost Animals of the 20th Century is a 16-episode documentary