Yeah, I know... I rushed it. This is pretty much a quick little read revealing why Princess had bonded so closely to Runt and why Runt was pure-white during the scene where Princess held him in her mouth while walking through the snow.
Just a little website from an old presentation the animators behind Alpha and Omega did in India, has some pictures that show how the animation worked, text about the event, as well as a slideshow link at the bottom.