Why Do Cats Shake or Vibrate Their Tails? Vet Verified Reasons Explained Catster How to Read Your Cat's Tail Language What Does It Mean When A Cat's Tail Vibrates? Cat Tail Twitching: What Does it Mean? Whitney Veterinary Hospital A Guide to What Your Cat is Communicating: A cat's tail is far more than just a balance toolit is a sophisticated emotional barometer that broadcasts their internal world. When your feline Cat tail signs: What your cat's tail tells you