It can already do it if you specify it, unless your wanting on SDXL over pony? human is your positive prompt, and your Negative would be "furry" as an example.

@StrongHoov it's built with both, please understand the data set isn't easy to obtain and this already quite niche, try to be fair, or provide more images, otherwise I can't help you.

Feel free to message me directly for anything one may desire In terms if loras whether it's an idea or a request