Natrix tessellata, Dice Snake

Natrix tessellata
photo fid9571, Petr Meduna, 15.08.2012,

this photo is related to locality find:
id6618, Natrix tessellata, Romania > Danube delta > Pescari, Coronini, Koronini, - m a. s., Petr Meduna, 24.07.2012, 15.08.2012,