Arboreal theory Arboreal theory This theory is proposed by Grafton Elliott-Smith (1912) who was a neuroanatomist who was chiefly concerned with the emergence of the primate brain. The arboreal theory claims that primates evolved from their ancestors by adapting to arboreal life. Primates are thought to have developed several of their traits and habits initially while living in trees. One key component to this argument is that primates relied on sight over smell. They were able to develop a keen sense of depth perception, perhaps because of the constant leaping that was necessary to move about the trees. Primates also developed hands
Monte Cristo arboreal alligator lizard disappearing. Some scientists estimate that the cloud forests will disappear in the near future. These cloud forests are a major place of biodiversity. "A. montecristoi" is just one of a vast number of species that call these forests home. Conservation efforts are currently being made by the Tropical Montane Cloud Forest Initiative which is made up of three conservations program consisting of the United Nations Environment Program, the World Conservation Union, and the World Wide Fund for Nature. Monte Cristo arboreal alligator lizard The Monte Cristo arboreal alligator lizard ("Abronia montecristoi" ) is an endangered species of lizard. This species