Prinsip Signal
Pelajaran dari Ruffed Grouse
Drum from cover.
Wing-Drumming Display
Core lesson
Even a hidden life can send a message through the forest.
Dasar biologis
Male Ruffed Grouse produce a low drumming sound by rapidly beating their wings, usually from a log or display site, to advertise territory and attract mates.
Use case terbaik
Di mana pelajaran ini biasanya paling berguna dalam praktik.
SignalPresenceCourtshipTerritoryBeing heard without shouting