Appearance:

Big, goose-sized duck. Gives an overall white impression. Reddish breast-band, dark blackish green head and black flight-feathers. Tip of tail black and adults with dark belly-band. Bill red. Males with red knob at base of bill. Juveniles duller, with white chin and no breast-band. Goose-like flight with slow wing-beats.

Sound:

Male: Various whistling sounds. Often series of ricochet-like "piu" repeated with gradually rising and falling intensity. Also passerine-like "tzzrrrr". Female: different variants on deeper hoarse sounds like "ar-ar-ar-ar" sometimes with accented endings with rising pitch.

Display-call:

Distribution:

Wikipedia: map (se also Xeno-canto below)

Ecology:

Birdlife ecology

Links:

Observation.org Latest observations

Video IBC

Image search Flickr NB! May give other species

Sound search at Xeno-canto

Featherbase

CC

Sounds:Recorded by Louis A. Hansen,http://www.xeno-canto.org ,CC license

CC-photo:Sergey Yeliseev, Licence,Link.

Appearance:

Slightly bigger and more heavy build than Ptarmigan, with clearly heavier bill. Summer plumage warm brown above with white belly, showing a warmer brown than Ptarmigan. Winter plumage all white in both sexes, except for black tail. Males lacking black lores. Wings always white in all plumages in nominate ssp. lagopus, and brown in ssp. scotica.

Sound:

Very characteristic calls: "Kuwa -Kuwa -Kuwa" (go back!) Also: "kauw kauwkkkrrrkekekekekeke" with a short pause after first "kauw", then a decelerating cackle, often followed by the "go back" call.

Song:

Distribution:

Wikipedia: map (se also Xeno-canto below)

Ecology:

Birdlife ecology

Links:

Observation.org Latest observations

Video IBC

Image search Flickr NB! May give other species

Sound search at Xeno-canto

CC

CC-sound:Terje Kolaas, Licence,Link.