why does my vizsla like to roll in other dogs dirt?

discodolly asked:

I have a 21 month old Viszla, a female, and she keeps rolling in other dogs dirt. Now I know it’s a hunting dog thing, but how do I stop it? She never seems to do it when she is out with m e, only when she is with my husband, [...]

will the dirt of pigeons exactly near a koi pond do any harm to the fish or water ?

nmdmnmdm asked: I also have a stugeon, tench, orfe, danios and rosy barbs in the same pond.