Figure 4 from: Dufresnes C, Strachinis I, Tzoras E, Litvinchuk SN, Denoël M (2019) Call a spade a spade: taxonomy and distribution of Pelobates, with description of a new Balkan endemic. ZooKeys 859: 131-158. https://doi.org/10.3897/zookeys.859.33634

Figure 4 Color variation in Pelobatessyriacus and P.balcanicus. Photo credits and origins as follows a, b G Hamoivitch (Israël) c R Winkler (Israël) d G Martinez (Israël) e IS (Limnos, Greece) f SNL (European Turkey) g IS (Limnos, Greece) h A Nöllert (Dagestan, Russia) i MD (Danube Delta, Romania) j IS (Thrace, Greece) k IS (Macedonia, Greece) l IS (Evia, Greece) m–o IS (Peloponnese, Greece) p CD (Peloponnese, Greece).