Such a quarter of an hour followed! With the fresh spurt of anger the bull-moose became more savage than ever. He grunted, tramped, and hooked the trees with his horns, so that the pair who were perched like night-birds on the branches had to hold on for dear life, lest a surprising shock should dislodge them. Whenever the creature stood off, to gather more fury, they could have counted their heart-beats while they listened, breathlessly anxious to, know what action the approaching woodsman would take.