Song: Calls are bright and chipping "twik" or "klip". Flight song is combination of trilling and churring with burst of frog-like croaking. Alarm calls are high and thin "twee twee twee..." repeated relatively slowly.
Sound: Stuart D. MacDonald (
Macaulay Library, Cornell # 63758); 1968 Jul 20; Canada, Northwest Territories; Bathurst Island; Adult; Primary Sound;