Tony Phelps / Smooth snakes mating, Dorset UK

Tony Phelps / Smooth snake giving birth, Dorset, UK

Tony Phelps / Smooth snakes mating, Dorset, UK

Bert Willaert / False smooth snake (Macroprotodon cucullatus) coiled up in its habitat, Extremadura, Spain, April.

Michael D. Kern / Smooth-scaled death adder (Acanthophis laevis) captive, from Indonesia and PNG

Michael D. Kern / Smooth-scaled death adder (Acanthophis laevis) captive, from Indonesia and PNG

MYN / Denis Palanque / Smooth snake (Coronella austriaca) grassland, Optevoz, Isere, Rhones-Alpes, France, April. meetyourneighbours.net project

MYN / Denis Palanque / Smooth snake (Coronella austriaca) grassland, Optevoz, Isere, Rhones-Alpes, France, April. meetyourneighbours.net project

MYN / Denis Palanque / Smooth snake (Coronella austriaca) grassland, Optevoz, Isere, Rhones-Alpes, France, April. meetyourneighbours.net project

Ernie Janes / Smooth snake (Coronella austriaca) on heathland, Hartland Moor, Dorset, UK, August

Ernie Janes / Handling a Smooth snake (Coronella austriaca) Hartland Moor, Dorset, UK

Chien Lee / Smooth Slug-eating Snake (Asthenodipsas laevis), Lawas, Sarawak, Borneo, Malaysia

Pete Oxford / False smooth snake (Macroprotodon cucullatus) Extremadura, Spain

Daniel Heuclin / Smooth snake (Coronella austriaca) at rest by stone and bracken frond. France, Europe. Controlled conditions.

Daniel Heuclin / Smooth snake (Coronella austriaca) at rest by stone and bracken frond, France, Europe. Controlled conditions.

Daniel Heuclin / Southern smooth snake (Coronella girondica) head resting on coiled body, in sunlight, France, Europe. Controlled conditions.

Daniel Heuclin / Southern smooth snake (Coronella girondica) exposed on a stone bank, France, Europe. Controlled conditions.

Daniel Heuclin / Southern smooth snake (Coronella girondica) head resting on coiled body, France, Europe. Controlled conditions.

Daniel Heuclin / Southern smooth snake (Coronella girondica) exposed on a stone bank, France, Europe. Controlled conditions.

Daniel Heuclin / Smooth snake (Coronella austriaca) basking, at rest on stone bank, France, Europe. Controlled conditions.

Daniel Heuclin / Smooth snake (Coronella austriaca) head portrait, France, Europe. Controlled conditions.

Michael D. Kern / False water cobra / Brazilian smooth snake (Hydrodynastes gigas) captive, from South America

Ross Hoddinott / Smooth snake (Coronella austriaca) coiled up resting on heathland, Studland, Dorset, England, UK. April 2010.

Stephen Dalton / Smooth snake (Coronella austriaca) England, UK.

Jean E. Roche / Smooth snake {Coronella austriaca} Camargue, france

David Tipling / Smooth Snake {Coronella austriaca} basking on rock, Dorset, UK

David Tipling / Smooth Snake (Coronella austriaca} on heathland, Dorset, UK

John Cancalosi / Smooth green snake {Opheodrys vernalis} Colorado, USA

Tony Phelps / Smooth snake {Coronella austriaca} newborn in birth sac, Purbeck, Dorset, UK

Tony Phelps / Smooth snake {Coronella austriaca} female with newborn young, Purbeck, Dorset, UK

Tony Phelps / Smooth snake {Coronella austriaca} giving birth, Purbeck, Dorset, UK

David Kjaer / Smooth Snake {Coronella austriaca} close-up of skin, Dorset, England.

Jose B. Ruiz / False smooth snake {Macroprotodon cucullatus} drinking, Alicante, Spain

Tony Phelps / Smooth snake (Coronella austriaca) seizes young Adder (Vipera berus) Purbeck, Dorset, UK

Tony Phelps / Smooth snakes mating {Coronella austriaca} Dorset, UK

Jose B. Ruiz / False smooth snake {Macroprotodon cucullatus} Mount Maigmo, Alicante, Spain

Tony Phelps / Gravid female Smooth snake basking {Coronella austriaca} Dorset, England, UK

Tony Phelps / Shed skin of Smooth snake {Coronella austriaca} Purbeck, Dorset, UK

Tony Phelps / Smooth snake males fighting {Coronella austriaca} Purbeck, Dorset, UK

Doug Wechsler / Smooth green snake climbing {Opheodrys vernalis} Pine Barrens, New Jersey, USA

Tony Phelps / Smooth snake {Coronella austriaca} eating Viviparous lizard {Lacerta vivipara} UK

Tony Phelps / Smooth snake {Coronella austriaca} eating Viviparous lizard {Lacerta vivipara} UK

Andy Sands / Smooth snake {Coronella austriaca} alert whilst basking on log, Sussex, UK.

Andy Sands / Smooth snake {Coronella austriaca} basking on log, Sussex, UK.

Andy Sands / Smooth snake {Coronella austriaca} on log poised to strike, Sussex, UK.

Tony Phelps / Smooth snake (Coronella austriaca) (on right) and Adder (Vipera berus) basking in sun, Dorset, UK

Andy Sands / Smooth snake {Coronella austriaca} in resting on a log. Captive. UK.

Martin Gabriel / Southern smooth snake {Coronella girondica} Provence, France

Flip de Nooyer / Smooth Snake (Coronella austriaca) portrait, rare in the United Kingdom

George McCarthy / Smooth snake on log {Coronella austriaca} Sussex, UK

George McCarthy / Smooth snake {Coronella austriaca} Sussex, UK

George McCarthy / Smooth snake, Sussex, England, UK, Europe.

Tony Phelps / Newborn Smooth snake in membrane, Dorset UK

Tony Phelps / Smooth snake male, Purbeck, Dorset UK

Tony Phelps / Smooth snake female on heathland, Purbeck, Dorset UK

Tony Phelps / Smooth snakes, adults fighting {Coronella austriaca} Dorset, UK

Tony Phelps / Smooth snake, Purbeck, Dorset UK

Tony Phelps / Smooth snake female with babies, Dorset UK

Fabio Liverani / Smooth snake (Coronella austriaca) coiled on rock, Grigne Mountain, Lombardia Region, Italy

Fabio Liverani / Smooth snake (Coronella austriaca) coiled on rock, Grigne Mountain, Lombardia Region, Italy

Fabio Liverani / Smooth snake (Coronella austriaca) coiled on rock, Grigne Mountain, Lombardia Region, Italy

Dietmar Nill / Smooth snake climbing in tree {Coronella austriaca} Bulgaria

Barry Mansell / Eastern smooth earth snake {Virginia valeriae valeriae} Florida USA