A comparative study on the morphological characters of adult specimens of the grass frog Rana temporaria temporaria Linnaeus, 1758 and moor frog Rana arvalis arvalis Nilsson, 1842
Series: Acta zoologica Cracoviensia -- t. 16, nr. 3
Publisher: Zakland Zoologii Systematycznej i Doświadczalneg Polskiej Akademii Nauk
Published: 1971
Place of publication: Kraków
Language: eng
Number of pages: 282
Notes: Text in English; titles also in Polish and Russian.