I had so much fun making this horse out of a Breyer Ruffian back in the day. She was my interpretation of a particular very hot pony in the barn, named Kitten, and the filler is all wood dough.
She is the precursor to a piece I made later, Star Attraction, who was the model I WANTED to make when I made this one, but didn’t have the skills for.
This is Star Attraction, my echo of the blood bay Ruffian in the OP, made a decade or so later: