Red-breasted Nuthatch diurnal flight calls
Fig.2. New Jersey October 3, 2001 (WRE).
Perched bird with insect song at 4 kHz and 6 kHz.
Diurnal calling sequences:
1. New Jersey September 22, 2000 (MO). Bird in flight.
2. New Jersey October 3, 2001 (WRE). Initial series from perched bird then calls from bird in flight. Ruby-crowned Kinglet and several warbler species calling in the background.
3. New Jersey November 1, 2001 (MO). Bird in flight with House Finch calling in the background.