Many chameleon species have a bright red, orange or yellow mouth. This conspicuous interior when displayed is used as a defense against predators.
Chameleons have a very poor sense of smell.
Pygmy chameleons have bicuspid claws where each claw has two points like a crescent moon.
The largest chameleon species by weight is Calumma parsonii (Parson’s Chameleon).
The horns on a chameleon are made up of ringlike segments of inner bone covered by a hard keratin-like skin.
The word Kinyongia is from the Swahili word for chameleons: Kinyonga.
Pygmy chameleons are sometimes referred to as False Chameleons. This term is actually incorrect and is in reference to anoles, particularly the Cuban False Anole.
Trioceros goetzei (Goetze’s Chameleon) emits an audible, high pitched whistle when threatened.
The word Calumma comes from the Latin word for covering. This genus consists of chameleons from Madagascar with occipital lobes.
Chameleons have laterally compressed bodies. This enables them to warm up quickly by presenting a larger surface area to the sun. It also helps some chameleon species blend in among the similarly shaped leaves in their environment.