Its ears are at all times sensitive to noises from every direction, while the eyes during wakeful moments sweep the horizon.
"My Attainment of the Pole"
Frederick A. Cook
Half-dazed, I heard beneath me a series of echoing, thundering noises.
"My Attainment of the Pole"
Frederick A. Cook
noises, however, continued within the walls of the den.
"My Attainment of the Pole"
Frederick A. Cook