While
uncropped dogs rarely have issues associated with their ears, undocked dogs frequently suffer injuries, particularly if they run in areas that are heavily treed or have a lot of brush, even if they are just running around having fun.
If you prefer
an uncropped dog, a knowledgeable breeder should be able to select a puppy for you whose ears will stay down.
Not exact matches
Cropped ears are typically only done on a show quality
dog (and even now, the AKC is starting to recognized
uncropped).
Q: Are cropped Cane Corso
dogs better than
uncropped?
However, although some
uncropped Danes can be found in the show ring, the vast majority of competing
dogs have cropped ears.
Lately I see more and more
dogs of the breeds you mentioned with
uncropped ears.