Robert Valentic / Caspian whipsnake (Dolichophis caspius) male basking on rocky ground. Near Loutros, Evros, East Macedonia and Thrace, Greece.

Fabio Pupin / Western whip snake, (Hierophis viridiflavus), non-invasive ID marking by cutting ventral scales, Italy, April . Non-ex.

Fabio Pupin / Western whip snake, (Hierophis viridflavus), basking on granite rocks, Montecristo Island, Tuscany, Italy, June . Non-ex.

Fabio Pupin / Western whip snake, (Hierophis viridiflavus), dark morph, basking in grass, Italy, April . Non-ex.

Fabio Pupin / Western whip snake, (Hierophis viridiflavus), basking in garden, Italy, April . Non-ex.

David Pattyn / Caspian Whip Snake (Dolichopis caspius), Kresna Gorge, South West Bulgaria, April

MYN / Gil Wizen / Caspian whipsnake (Coluber jugularis) juvenile, Central Coastal Plain, Israel, March. meetyourneighbours.net project

Robin Chittenden / Large Caspian Whip Snake (Dolichophis caspius) Bulgaria, September.

Dietmar Nill / Large whipsnake {Coluber jugularis} with head raised, ready to strike, Bulgaria

Georgi Tzonev / Whipsnake {Hierophis caspius} in habitat, Kresna Gorge, Bulgaria

Martin Gabriel / Large Whip Snake (Dolichophis caspius), cloudy eyes indicating imminent shedding of skin, Macedonia

Martin Gabriel / Large Whip Snake (Coluber caspius) portrait, Macedonia

Kerstin Hinze / Large Whipsnake (Coluber jugularis) Bulgaria

Kerstin Hinze / Large Whipsnake (Coluber jugularis) flickering its tongue, Bulgaria

Georgi Tzonev / Whipsnake {Hierophis caspius} on log, Kresna Gorge, Bulgaria

Paul Harcourt Davies / Green whip snake (Hierophis viridiflavus) resting on rocks, Orvieto, Umbria, Italy. June.

Paul Harcourt Davies / Green whip snake (Hierophis viridiflavus) head portrait, Orvieto, Umbria, Italy. June.