Guide to North American BirdSongs
Guide to North American Bird Songs and Sounds
> three or more notes
Change in pitch only. These include whinnies and chirps on different pitches.
Rising in pitch.
Mountain Chickadee (2)
Descending in pitch.
These are often termed whinnies
Long-billed Dowitcher (1)
Hairy Woodpecker (2)
Couch's Kingbird (1)
Red-winged Blackbird (3)
Summer Tanager (2)
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