This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Bucephala clangula Oulu . male common goldeneye Bucephala clangula performing courtship ritual dance near Sonnisaari island in Oulu Telkk uros Bucephala clangula esitt soidintanssiaan Sonnisaaren lhell Oulussa own Estormiz the author of this work will publish this photograph into Public Domain for anybody to use it in any way source