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:
Homotherium shearing bite sequence. en sequence diagram of the feline machairodont Homotherium using the shearing bite hpythesis to wound prey animal have no scanner at my disposal so used samsung camera to take picture of the drawing created with an ultrafine sharpie and sheet of standard printing paper from there it was uploaded