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:
Carpospiza brachydactyla and Petronia petronia. en Petronia brachydactyla Carpospiza brachydactyla and Petronia stulta Petronia petronia end of th century history of the birds of Europe vol archive org Keulemans John Gerrard other versions Custom marker PDold Carpospiza brachydactyla Petronia petronia