Photograph by Y.A. de Jong &T.M. Butynski, wildsolutions.nl
Bradypodion sp. ("Emerald" Dwarf Chameleon), Kamberg Nature Reserve, KwaZulu Natal Province, South Africa
Chameleons (family Chamaeleonidae) are a distinctive and highly specialized clade of lizards. The approximately 160 species of chameleon come in a range of colors, including pink, blue, red, orange, turquoise, yellow, and green. They are distinguished by their zygodactylous feet; their separately mobile, stereoscopic eyes; their very long, highly modified, rapidly extrudable tongues; their swaying gait; and crests or horns on their distinctively shaped heads. Some species can change color, and many have a prehensile tail....