The sideways position of the arm clearly demonstrates a ball and socket configuration for the shoulder thus the subject is a brachiator.
Game Warden Video
The Davis Report
An indepth photo journal and analysis of the Patterson Sasquatch film.
The sideways position of the arm clearly demonstrates a ball and socket configuration for the shoulder thus the subject is a brachiator.
The Davis Report 
Another potentially historic recording that makes you scream: ‘Keep on it for cripes sake!’
The video appear to be edited as it shifts from scene to scene?