The big thing that makes them challenging is that "wool." You kind of have to trim them like a literal bush from what I've seen, a lot of people trim them down, and leave the hair long in places that can make them look unproportional.
I didn't know Angora rabbits existed till just now, but they're fucking adorable
https://www.healthyfoodhouse.com/meet-wally-the-bunny-with-the-biggest-wing-like-ears/?fbclid=IwAR3uFt1J8t9428QRtLrijTohnay0Naw39lB1RPy_8psGSUkvktAlAlAe-oc