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

-lazy veronica