Pictures by Bert Blok

Colubridae Hierophis viridiflavus Adult
Colubridae Hierophis viridiflavus Adult
Colubridae Zamenis longissimus Adult
Colubridae Zamenis longissimus Adult
Hylidae Hyla arborea Adult
Ranidae Rana lessonae Adult
Ranidae Rana temporaria Adults (mating)
Salamandridae Salamandra salamandra Adult
Viperidae Vipera aspis Adult (female)
Viperidae Vipera berus Adult
Viperidae Vipera berus Adult (female)
Viperidae Vipera berus Young
Viperidae Vipera berus Adult (male)
Viperidae Vipera berus Adult (male)
Viperidae Vipera berus Adult (male)
Viperidae Vipera berus Adult (male)
Viperidae Vipera berus Adult (male)