Agree with all the advice given especially about the Feliway. Just may be an idea for a quick visit to the vet to make sure she is 100% A OK, not suffering from problems with her teeth or whatever that may make her more grumpy.

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Kaz

For kittens, joy is for the asking and smiles are for the giving

My rescue female cat was found abandoned on a rooftop at about one year old. I suspect she was also taken from her mother too young. She was also what I would call "horrible": bitey, scratchy, hissy, aggressive. I got the help of an animal behaviourist who worked on what was termed "claw inhibition", also using T-Touch therapy. She is now almost 3 years old and has improved a great deal. Still has a bit of a quick-temper, though, and gets overstimulated (overexcited and bitey) very quickly when being petted. Still, the behaviourist helped me identify the signs of impending aggression so I could avoid being attacked. I have realised she will probably never be the "flopsy-cuddlebunny" lapcat like my male cat. Instead, she is the clown of the family and quite independent. We love her to bits (especially when she is asleep