Call in flight

© Ian Davies
(source)

Canada

© Ian Cruickshank
(source)

Song from a bird on the ground in response to playback. The bird gave the whistled portions of the song while perched, and the chattering portions in short flight low over the ground. Habitat was a barren gravel covered hill surrounded by dry tundra.

© Andrew Spencer
(source)

Last call in flight, recorded at Poe Road, Salton Sea, Imperial County, California in United States.

© Paul Marvin
(source)

Bird calling from top of wooden fence post in wet meadow habitat.

© Eric Hough
(source)

Essex, England

© Marc Anderson
(source)

Alaska. Interval between two calls shortened.

© Ryan P. O'Donnell
(source)