sentences:  There is an account of a golden eagle dying from the quills of a North American porcupine ("Erethizon dorsatum") it had attempted to hunt.On the Isle of Rùm in Scotland, there are few cases of red deer trampling golden eagles to death, probably the result of a doe having intercepted a bird that was trying to kill a fawn.Although usually well out-matched by the predator, occasionally other large birds can put up a formidable fight against a golden eagle.