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.
Crossopterygii fins tetrapod legs. en Comparison between the fins of Crossopterygiin fishes and the legs of tetrapods Bones which is claimed to correspond each other have the same color own Conty Sarcopterygii
Page 2023 Free-images.com. All images are Public Domain