American Woodcocks forage by rocking their bodies, producing vibrations that make worms move. They can hear or feel the worms' movement underground, which is when they use their long bills with specialized, flexible upper mandibles to extract them.

American Woodcocks forage by rocking their bodies, producing vibrations that make worms move. They can hear or feel the worms' movement underground, which is when they use their long bills with specialized, flexible upper mandibles to extract them.