Calls and sounds of three notes or more

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These selections relate to the quality of the notes, their pitch, and the speed of their repetition.

(1) Sound consists of a short series of notes, repeated with little variation. These are relatively simple "complex songs".

(2) Song consists of series notes changing in pitch but not quality. These include whinnies and chirps on different pitches.

(3) Relatively complicated songs, where pitch and note quality change in the course of the song or between phrases of the song. This category includes warbles, phrased songs and songs introduced by notes or calls.

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Last revision date of this page: February 24, 1998