Many chameleon species have a bright red, orange or yellow mouth. This conspicuous interior when displayed is used as a defense against predators.
Pygmy chameleons have bicuspid claws where each claw has two points like a crescent moon.
Chameleons have a very poor sense of smell.
The word Rieppeleon is named after the scientist Olivier Rieppel.
Chameleons have acrodont teeth meaning they are an extension of the jawbone. They are not set in sockets nor are they replaced.
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.
Furcifer labordi (Labord’s Chameleon) has the shortest lifespan of only 4-5 months. It also has the shortest lifespan of any tetrapod!
Pygmy chameleons (Brookesia, Palleon, Rhampholeon and Rieppeleon sp.) often resemble dry leaves, mosses and branches.
Kinyongia uthmoelleri and Trioceros quadricornis gracilor have red claws.
Some chameleons play dead to avoid predation; this is called thanatosis.