Abbildung aus Meyers Konversationslexikon 1888: Körperteile von Vögeln
The original uploader was <a href="https://en.wikipedia.org/wiki/de:User:Buchling" class="extiw" title="w:de:User:Buchling">Buchling</a> at <a href="https://en.wikipedia.org/wiki/de:" class="extiw" title="w:de:">German Wikipedia</a>.
1888
<a href="//commons.wikimedia.org/wiki/File:Meyers_b16_s0242a.jpg" title="File:Meyers b16 s0242a.jpg">File:Meyers b16 s0242a.jpg</a>