Jack Dykinga / Greater roadrunner (Geococcyx californianus) with Desert spiny desert lizard (Sceloporus magister) prey, Catalina State Park, Arizona, Sonoran Desert, USA. August.

Daniel Heuclin / Red coachwip or Red racer (Masticophis flagellum piceus) eating Sceloporus lizard, Catalina foothill, Arizona, June.

Jim Brandenburg / Desert Spiny Lizard (Sceloporus magister) sunning on rock, Monument Valley National Monument, Arizona

Andrew Snyder / Bocourt's Emerald Lizard (Sceloporus schmidti / smaragdinus) male in breeding colours, held in human hand, Cusuco National Park, Honduras, Central America.

Emanuele Biggi / Eastern fence lizard (Sceloporus undulatus) adult male with iridescent throat, Southern Illinois, USA. April.

Claudio Contreras / Smith's rosebelly lizard (Sceloporus smithi), Playa Morro Ayuta, Oaxaca state, southern Mexico, August

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

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

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