You are my greatest inspiration. When I saw this, my heart jolted. I would be most honored to have some questions asked, seeing as I too am in the process of making a quadsuit.
The head: Where do you see out? I was thinking the mouth but I could be mistaken. Are you facing forward? The back legs: Are your legs bent while standing upright? Is your knee at the base of the larger part of the hind? The front legs: What do your stilts in the front look like? Are you holding on to a handle?