Chameleons can project their tongue up to 2.2 times their body length.
There are currently 202 recognized chameleon species and 85 of them are found on the island of Madagascar.
The oldest known chameleon fossil is from the extinct species Chamaeleo caroliquarti. It was found in Europe and is 26 million years old.
The word Kinyongia is from the Swahili word for chameleons: Kinyonga.
The smallest chameleon species is Brookesia micra with an adult length just over 1 inch (29mm). It hatches from an egg no bigger than a grain of rice!
The word Brookesia is named after the British naturalist Joshua Brookes.
The word Chamaeleo is derived via Latin from the Greek word khamaileon. It roughly translates to ground lion. Khamai means on the ground and leon means lion.
Some chameleons play dead to avoid predation; this is called thanatosis.
The word Bradypodion comes from the latin “bradus podos” or slow foot.
True chameleons include the following genera: Archaius, Bradypodion, Brookesia, Calumma, Chamaeleo, Furcifer, Kinyongia, Nadzikambia, Palleon, Rhampholeon, Rieppeleon and Trioceros.