Red-bellied Woodpecker (Melanerpes carolinus)
Churr Call: A breeding season call, usually given in a series of 2-3. Both males and females use it, and with a discernible difference (Kilham 1961).
Red-bellied Woodpecker Churr Call, February 28, 2010. Lulu Lake State Natural Area, Walworth County, Wisconsin.
Cha Call: A short, nasal, scolding cha. Often given in a series.
Red-bellied Woodpecker Cha Call, Kettle Moraine State Forest-Lapham Peak Unit, Waukesha County, Wisconsin.
Kilham, L. 1961. Reproductive behavior of Red-bellied Woodpeckers. Wilson Bull. 73:237-254.