Deer and fur are endless metaphors of simplicity and frugality.
The metaphor of a deer dying quietly is just to find a place to live, not to choose a place.
The original metaphor does not know who the regime will fall into. Now it also means not knowing who will win the final victory in the competition.
A deer walking in the Soviet Union is a metaphor for the decline of the country and the desolation of the palace.
"Red Deer Alien" uses the story that Zhao Gao refers to a deer as a horse as a metaphor to reverse right and wrong.