Why Do Cats Hiss At Kittens. Prevent the reunion for as long as you can. That’s why cats use hissing sounds to warn the “opponent” or “threat” to back off.
She used to hiss at her kittens and other one'. It’s a common response to feeling threatened. My neighbor was not happy about it, but the little one was very stubborn and practically invited itself into my home.
It is impossible to have all cats in the house at night as the mother will wake us and the kids up with her angry shouts!
Often times the older cats will appear sad, reclusive, hiss a lot, and sometimes even stop eating if it isn't adjusting well to the new member of the family. Fear is a common reason that cats hiss, but it’s not the only one. We all know that cats meow, and we most certainly know that they hiss, too. Cats are a different species of mammal.