Why Do Kittens Bite Their Tails. On rare occasions however your kitten may be biting because they are afraid. Kittens will chase their tails as part of their playful activity.
There are different reasons why cats engage in this habit. The above are a subset of potential medical concerns that can cause cats to chase their tails. Kittens are both toothless and shortly thereafter begin developing milk teeth or baby teeth which later give way to the larger and stronger adult teeth.
Most of the time kittens bite when you pet them because they are playing.
Below are some reasons why you may be see a cat chasing its tail. Cats can also have a condition called hyperesthesia syndrome which is caused. Kittens are both toothless and shortly thereafter begin developing milk teeth or baby teeth which later give way to the larger and stronger adult teeth. If tail chasing is a new and constant behavior then get your cat to the vet as soon as possible for a checkup as it may be a symptom of something more serious.