Cat Tails What's That All About? Why does my cat shake its tail like this? : r cats Cat tail signs: What your cat's tail tells you she always vibrates her tail at this exact spot very.. confused?? anyone else experienced this? : r cats Understanding Your Cat's Vibrating Tail Behavior 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