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:
Abbildungen von VogelSkeletten Tafel LVII . Meyer Ahh Vogel Skeletten Tafel LVIL Goura coronata Tafel LVII Illustration biodiversitylibrary org title Meyer Adolf Bernhard NameFound Goura coronata NameConfirmed Goura coronata Biodiversity Heritage Library Abbildungen von VogelSkeletten Anatomy Birds Smithsonian Institution