To someone determined to be cynical, it would have sounded sentimental, antiquated, even hokey — especially since it was sung by four young men in orange suits, faces trimmed with lush mustaches, each sporting his own
unattached hand microphone.
Most commonly, the macaques used one -
handed hammering with the points of smaller tools to crack open sessile rock oysters that required precision striking, and used one - or two -
handed hammering with the faces and edges of larger tools to crack
unattached shellfish that had to first be placed on anvils, reflecting different techniques for different foods.