We got a puppy and we have a 3 cats..2 cats dont mind him infact one enjoys playing with him..but we have one cats..shes really mean and unfriendly to begin with.If the dog comes within 2 feet of her she hisses and starts pawing him(she doesnt have nails) But its like she starts it and the wind up getting in this huge fight and this goes on all day...what do i do