Axolotls sometimes twitch rapidly when adjusting their rotation

The Bug:

Axolotls sometimes twitch rapidly when adjusting their rotation.

Steps to Reproduce:

1. Summon an axolotl on land or in water. (More noticeable on land).
   →  Notice how the axolotl twitches rapidly when adjusting their rotation.

Additional Information

I've attached a video which shows this issue. In this video, you can see that axolotls twitch rapidly when adjusting their rotation.