Scut

n.

1.

The tail of a hare, or of a deer, or other animal whose tail is short, esp. when carried erect; hence, sometimes, the animal itself. How the Indian hare came to have a long tail, whereas that part in others attains no higher than a scut. - Sir T. Browne. My doe with the black scut. - Shak.

Noun

1.

scut - a short erect tail

cervid, coney, cony, deer, rabbit, tail