HYENA, n. A beast held in reverence by some oriental nations from its habit of frequenting at night the burial-places of the dead. But the medical student does that.
Source: The Devil's Dictionary, 1911.
-- Ambrose Bierce, (Jun 24 1842-1914), US journalist, short-story writer; He was a noted wit, satirist and sardonic short story writer who disappeared while covering the Mexican revolution.