![](http://www.alamy.com/thumbs/6/99E76D9E-DCCA-4167-BD71-B7137BD719B4/2J2YA7D.jpg)
Aggregation of common blue butterflies / European common blue butterfly (Polyommatus icarus) on wet soil, called mud-puddling
Size: 4537px × 3025px
Photo credit: © Arndt Sven-Erik / Alamy / Afripics
License: Licensed
Model Released: No
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