Daniel Heuclin / Checkered garter snake (Thamnophis marcianus) eating Yarrow spiny lizard ( Sceloporus jarrovii) Chiricahua mountains. Arizona, USA. May. Controlled conditions

Paul Bertner / Spiny Leaf Chameleon (Brookesia decaryi), Madagascar

Claudio Contreras / Common spiny-tailed iguana (Ctenosaura similis) climbing Green iguana (Iguana iguana), Banco Chinchorro Biosphere Reserve, Caribbean region, Mexico

Hiroya Minakuchi / Spiny Chameleon (Chamaeleo verrucosus), Madagascar

Claudio Contreras Koob / Torquate Lizard (Sceloporus torquatus) male, Milpa Alta forest, Mexico, August

Claudio Contreras Koob / Torquate Lizard (Sceloporus torquatus), Milpa Alta forest, Mexico, August

MYN / JP Lawrence / Fence lizard (Sceloporus undulatus hyacinthicus) male showing blue patches, Oxford, Mississippi, USA, May. Meetyourneighbours.net project

MYN / JP Lawrence / Fence lizard (Sceloporus undulatus hyacinthicus) male showing blue patches, Oxford, Mississippi, USA, May. Meetyourneighbours.net project

MYN / JP Lawrence / Fence lizard (Sceloporus undulatus hyacinthicus) male showing blue patches, Oxford, Mississippi, USA, May. Meetyourneighbours.net project

MYN / JP Lawrence / Fence lizard (Sceloporus undulatus) Apalachicola National Forest, Florida, USA, September. Meetyourneighbours.net project

Pete Oxford / Black Spiny-tailed Iguana (Ctenosaura similis) sunning on rock, Banco Chinchorro, Yucatan Peninsula, Mexico

Bernard Castelein / Collared iguanid (Oplurus cuvieri) close up of foot, Kirindy Forest, Madagascar.