Francis Heatherley, The Peregrine Falcon at the Eyrie… (1913)
“ The Tiercel, at the sudden noise, stopped to listen with his beak open, which led to a misunderstanding. The youngster had been yapped at for not being prompt enough, so now he darted forward and, seizing his father's tongue, tried to pull it out. There now ensued a regular tug-of-war; the youngster planting his talons well into the ground and leaning back while his father shrieked in agony and, flapping his wings wildly, dragged the youngster, hanging on to his tongue, round and round. ”
