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 smaller and less heavy than Willow Ptarmigan. Overall greyer plumage, and a more delicate bill. Male summer with grey upperparts and white underparts. Female summer with browner upperparts than male. Both sexes completely white in winter plumage, except for black lores in males. Wings white and tail feathers black in all plumages in both sexes.

Sound:

Call of male a very distinct "rrrrrrr", being a rattling rapid pulse of clicks, like running a stick along a picket fence. Female has similar sounds, but is higher pitched and not so coarse as male.

Flushed:

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

CC-photo:fveronesi1, Licence,Link,

CC-sound:Peter Boesman, Licence,Link.