The radiographs in this clip based on a scientific paper written in 2009 “
Chiari-like malformation in the Griffon Bruxellois
Rusbridge C, Knowler SP, Pieterse L, McFadyen AK.
The Journal of small animal practice. 2009;50(8):386-93. Click here
The different parts of the skull are coloured so you can see the changes more clearly. Notice how the back of the skull (blue) is reduced making the skull smaller there but the top of the skull (red)compensates for this. The base of the skull (yellow) becomes shorter.
The green arrows show how the stop becomes steeper as the muzzle shortens