Why and what causes my dog to growl at me when I walk past him or approach him?
He is such a lovely dog and he wouldnt hurt a fly but I dont know why he is acting like this or:He is such a lovely dog and he wouldn't hurt a fly but
He is such a lovely dog and he wouldn't hurt a fly but I don't know why he is acting like this
or:He is such a lovely dog and he wouldn't hurt a fly but I don't know why he is acting like this
or:could you provide more detail. Dogs don't just behave like that suddenly, there must be some reason behind it.