In one of the pictures, it looks almost like she has a pretty bad swayback. Maybe that's why they did the angle like that?

Gray horses. White & red spotted horses. They LOVE to be dirty. My sorrel horses? They stay pretty clean, my gray (deceased) and my red & white L O V E to be filthy. They seek out the mud, dirt, etc. Maybe it's their way of camouflaging themselves. :lol