L. Forró szerk.: Miscellanea Zoologica Hungarica 10. 1995 (Budapest, 1995)
Gubányi, A.: Biometrical investigation of water frogs in the Szigetköz Landscape Protection Area
Fig. 2. Frequency distribution of morphometric characters for Rana esculenta (horizontalaxes represent the measurements in mm; vertical axes represent the number of specimens)
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