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:
Aa stansfoot tyrannosaurus . Underside of cast of right foot of Tyrannosaurus specimen Stan Manchester Museum own Anthony Appleyard talk created this work entirely by myself br Transferred from org en to Commons by User Jayg using de php CommonsHelper Anthony Appleyard at org en Anthony Appleyard at org en Cczero