Nose-horned (Big-nosed) Chameleon (Calumma nasutum), Parc National de Ranomafana, Ranomafana, Central Madagascar, Africa

Pygmy short-horned lizard (Phrynosoma douglasi douglasi), Pawnee National Grassland, Colorado, United States of America, North America

Three-horned Chameleon in Volcanoes National Park, Rwanda, Africa

An adult male rhino-horned lizard (Ceratophora stoddartii), near Sigiriya, Sri Lanka, Asia

Four-striped plated lizard (zonosaurus kerstenii) close-up of head, captive, native to madagascar

Green iguana (iguana iguana) captive, south africa

A horned lizard in Australia, Pacific

Texas Horned Lizard (Phrynosoma cornutum), adult hiding in sand, Rio Grande Valley, Texas, USA

Texas Horned Lizard (Phrynosoma cornutum), adult at sunset, Rio Grande Valley, Texas, USA

marine iguana lizard resting on dark porous lava rock propped up on front legs vegetation in background frontal view of one animal only outdoors horizontal format Galapagos Islands Ecuador South America Americas

Globe-horned Chameleon (Chamaeleo globifer) on a branch, C. Madagascar

Desert horned Lizard Death Valley NP California USA

Two-horned chameleon (Furcifer bifidus) female, Andasibe, Périnet, Région Alaotra-Mangoro, Madagascar