Pelophylax ridibundus (syn. Rana ridibunda), Marsh Frog

Pelophylax ridibundus
photo fid5205, Petr Balej, 31.12.2008,

this photo is related to locality find:
id2644, Pelophylax ridibundus, Bulgaria > Danubian Plain > Car Kalojan, Tsar Kaloyan, 190 m a. s., Petr Balej, 04.09.2008, 31.12.2008, hundrets of individuals