Chameleons are mostly found in rain forests to savannahs, some are in mountains, they are very rare in cold grasslands, and absolutely inhabit trees, with the exception of the aforementioned Chameleo chameleon (common savannah), which usually lives on the ground . In addition, males during courtship and females to lay eggs will go to the ground. Chameleons eat mostly insects, but larger species also eat birds. Most species are oviparous, laying 2 to 40 eggs on the ground. The eggs are buried in the soil or in rotten wood, and the incubation period is about 3 months. Several species in South Africa are ovoviviparous. They live in tropical jungles, move very slowly, and live alone except during the breeding season.

The chameleon's discoloration is similar to the protective and warning colors of other creatures. A chameleon's skin color changes with background, temperature, and mood; males turn their dark protective colors into bright ones to warn other chameleons to leave their territory; some chameleons also turn calm green to red to intimidate the enemy. The purpose is to protect yourself from attack and make yourself survive.

Discoloration can avoid predators and convey feelings, similar to human language. Chameleon is a kind of changeable tree-dwelling reptile. In nature, it deserves to be a master of camouflage. In order to avoid the invasion of natural enemies and get close to its prey, this reptile often changes its body color inadvertently. Then, without moving, integrate yourself into your surroundings.

National Geographic Magazine wrote that, according to the latest findings of animal experts, chameleons change body color not only for camouflage, but another important role of body color change is to achieve information transmission between chameleons. , to facilitate communication with peers, which is equivalent to human language, and then express the intention of the chameleon.

Lacksworth found that chameleons communicate and express themselves by changing body color, often when defending their territory and rejecting suitors. He said, In order to show their dominance over the territory, the male chameleons will show a bright color when they demonstrate to the same kind who violate the territory; when they encounter a suitor they do not like, the female chameleon will express refusal, It will then become darker and show flashing red spots; in addition, when the chameleon wants to provoke disputes and attack, it will become very dark.