Three Horned Chameleon Chamaeleo deremensis We have several flawless Three Horned chameleons for sale at unbeatable prices. These slow reptiles attain a moderate size of about 18" and often are not as timid as other species. They are highly valued within the chameleon community, and tend to thrive in captivity. Males develop extremely long horns. When you buy a chameleon from us, you automatically receive our 100% live arrival guarantee