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.
PZSLPage. en Franz Nopcsa's ProAvis reconstruction of hypothetical cursorial protoavian theropod Proceedings of the Zoological Society of London org vol issue org page page Baron Nopcsa PDold PZSL Proavis Photographs and images by Ferenc Nopcsa
Page 2023 Free-images.com. All images are Public Domain