Brian Bevan / Male Jackson's chameleon (Trioceros jacksonii) on a branch, looking around with turret eyes, UK. Captive, native to East Africa.

Brian Bevan / Juvenile Jackson's chameleon (Chamaeleo jacksonii xantholophus) feeding, flicking tongue to catch insects. Captive.

Ingo Arndt / Jackson's chameleon {Chamaeleo jacksonii} profile West Africa

Ingo Arndt / Jackson's chameleons fighting {Chamaeleo jacksonii} Kenya

Jabruson / Close up of Jackson's chameleon face {Chamaeleo jacksonii} Kenya

Jabruson / Jackson's chameleon with tongue extended {Chamaeleo jacksonii}

Jabruson / Male Jackson's chameleon catches grasshopper with tongue{Chamaeleo jacksonii} Mt Kenya, Kenya

Pedro Narra / Jackson's three-horned chameleon (Trioceros jacksonii) Bwindi Impenetrable Forest, Uganda.

David Fleetham / A male Jackson's Chameleon (Chamaeleo jacksonii) reaching for a twig; native to eastern Africa. Maui, Hawaii, June.

David Fleetham / Male Jackson's chameleon (Chamaeleo jacksonii) with open mouth. Maui, Hawaii.

David Fleetham / Male Jackson's chameleon (Chamaeleo jacksonii) grasping stem. Maui, Hawaii.

Eric Baccega / Jackson's three-horned chameleon (Trioceros jacksonii) climbing on tree. Bwindi Impenetrable Forest, Uganda.