Now we are in the realm of famous joke headlines like "Man Bites Dog", but this comes from Amazing Facts
"Shotgun-wielding snake shoots hunter
Iranian hunter Ali-Asghar Ahani was shot to death on April 23, 1990, by the snake he was trying to catch. Ahani tried to pin the snake with the butt of his double-barreled shotgun behind its head, but the writhing reptile coiled itself into the trigger guard and fired the weapon, shooting Ahani in the head. According to the official Islamic Republic News Agency, another hunter then tried to grab the shotgun, causing the struggling snake to fire the other barrel and nearly shoot him as well"