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.
Die Gartenlaube . Menschenaffen aus der Gruppe des Tschego im Dresdener zoologischen Garten Eine Studie nach der Natur von Mtzel Drawings of chimpanzees Gustav Mtzel mammal illustrations Unidentified Pan
Page 2023 Free-images.com. All images are Public Domain