What is the zodiac animal that loves to get stuck in the horns?

In order to rank in the zodiac, the mouse climbed to the top of the bull's eye. The mouse is in front of the cow in the zodiac.

If you don't know how to advance and retreat, the "dead end" will become narrower and narrower and more and more uncomfortable. As a result, you will ask for it, which is not desirable; At the same time, if you are competent enough, it will be difficult to get in, just trying. To a certain extent, you can "cross" directly, and then you will find that you can stand on a "dead end" and see the world from another realm. This is the "endless spirit of reflection", which is desirable.