Why Do Cats Vibrate Their Tail? This Is What They Might Be Signalling With It We Love Catz she always vibrates her tail at this exact spot very.. confused?? anyone else experienced this? : r cats Why Do Cats Shake or Vibrate Their Tails? Vet Verified Reasons Explained Catster Cat tail signs: What your cat's tail tells you Your cat's tail is talking are you listening? From flicks of frustration to swishes of overstimulation, tails can reveal so much about how your cat is feeling. #cats #catbehavior #bodylanguage