Martin Gabriel / Four-lined Snake (Elaphe quatuorlineata), large adult female, Krk Island, Croatia

Igor Shpilenok / Four lined snake {Elaphe quadrivirgata} Kurilsky Zapovednik, Kunashir Island, Russia.

Dietmar Nill / Four lined snake swimming {Elaphe quatuorlineata} Bulgaria

Georgi Tzonev / Four lined rat snake {Elaphe quatuorlineata} basking on rocks, Kresna Gorge, Bulgaria

Fabio Pupin / Four lined Snake (Elaphe quatuorlineata) on a rock, Croatia.