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.
The process of shedding is called ecdysis.
Chameleons can project their tongue up to 2.2 times their body length.
Some chameleons play dead to avoid predation; this is called thanatosis.
Pygmy chameleons have bicuspid claws where each claw has two points like a crescent moon.
Pygmy chameleons (Brookesia, Palleon, Rhampholeon and Rieppeleon sp.) often resemble dry leaves, mosses and branches.
The word Furcifer is derived from the Latin word “furci” or forked.
Chameleons have a very poor sense of smell.
Trioceros schubotzi can be found at elevations as high as 4500m.
True chameleons include the following genera: Archaius, Bradypodion, Brookesia, Calumma, Chamaeleo, Furcifer, Kinyongia, Nadzikambia, Palleon, Rhampholeon, Rieppeleon and Trioceros.