I have 2 existing cats, one I got at around 2 months old and then brought in the other around 6 months old. There were no issues with them being together. They are 3 now and I am trying to bring in another cat. I have followed all instructions on introductions I have found online with 0...
So I need some help. I have 2 cats that I got when they were very young, been together since they were 6 months old. They were best friends, never fought, were always cuddling and playing together, grooming each other, everything! About 1.5 years ago my cat was having major stomach issues, I...