The chameleon tongue accelerates towards its target at over 1642m per second. Chameleons rarely miss their intended food item.
The word Kinyongia is from the Swahili word for chameleons: Kinyonga.
Some chameleons play dead to avoid predation; this is called thanatosis.
Chameleons do have taste buds on their tongue but overall they have a poor sense of taste.
The oldest known chameleon fossil is from the extinct species Chamaeleo caroliquarti. It was found in Europe and is 26 million years old.
Pygmy chameleons have bicuspid claws where each claw has two points like a crescent moon.
The process of shedding is called ecdysis.
Many chameleon species have a bright red, orange or yellow mouth. This conspicuous interior when displayed is used as a defense against predators.
Trioceros schubotzi can be found at elevations as high as 4500m.
Chameleons do not have external ears or a tympanic membrane, but they do have internal ears as well as degenerated middle ears. They do not hear well but they can detect low frequency sounds.