Natrix tessellata, Dice Snake

Natrix tessellata
photo fid10838, Miloslav Homolka, 19.08.2013,

this photo is related to locality find:
id7626, Natrix tessellata, Bulgaria > Black Sea coast > Elenite, 80 m a. s., Miloslav Homolka, 05.-15.08.2013, 19.08.2013,