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Image: Thick shelled river mussel - Unio crassus
Thick_shelled_river_mussel_-_Unio_crassus.gif (400 × 244 pixels, file size: 47 KB, MIME type: image/gif)
Description: foto: Karel Douda
Title: Thick shelled river mussel - Unio crassus
Credit: Own work
Author: Douda K
Usage Terms: Creative Commons Attribution-Share Alike 3.0
License: CC BY-SA 3.0
License Link: https://creativecommons.org/licenses/by-sa/3.0
Attribution Required?: Yes
Image usage
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