close up of the eyes of one pool frog pelophylax lessonae with black background in lausanne, switzerland.

amphibian animal aquatic background behavior biodiversity black blakground blotches bodypart brown close color copyspace cute ecology edible environment environmental esculenta esculentus european eyes frog grass green head lausanne leaf lessonae looking macro macrophotography marsh natural nature nobody one outdoor outdoors part pelophylax plant pond pool poolfrog poollife protection resting river single spring springtime standing sustainable swimming switzerland vegetation water waterplant wild wildlife