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
Divergent evolution in animals insects are believed to be a result of needing the ultrasonic hearing that tympanal ears provide in order to hear predators in the dark. Non-nocturnal insects - that do not need to fear nocturnal predators - are often found to lack these tympanal ears. Animals undergo divergent evolution for a number of reasons. Predators or their absence, changes in the environment, and the time at which certain animals are most active are chief among them. A lack of predators – predatory birds and mammals - for cliff-side nest residing kittiwake caused that particular group of kittiwake to lose their ancestral