1. more top ears, example : deer horns, bigger fox/wolf ears
2. more tail options, example : bunny tail, deer/short goat tail
3. few more feet options : paws, horse feet/ hooves
4. bigger penis size than horse cock
5. more clothing options, example : sheer top (fishnet top) more shorts options other than booty, denim and cargo.
if you wish to suggest more update ideas feel free to reply