Appearance:

Big and white waterfowl with orange bill and black knob at base of bill. Juveniles more greyish and differs from juvenile Whoopers by all grey bill and black lores. Neck usually held more S-shaped than other swans when swimming. Long tail prominent when upending.

Sound:

Silent compared to other swans. A repertoire of snorting, grunting and hissing sound when interacting. No far carrying sounds. Wings produce prominent singing sound which may function as a flight contact-call.

Social sounds:

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-sound:Peter Boesman, Licence,Link.

Appearance:

Seldom seen, often heard. Very small, compact bird with secretive behaviour. Heavily striated brown upperparts and paler belly. Males with black throat or black throat-band. Only the male shows different pale or rufous morphs. Appears long-winged when flying, with a straight and low line of flight.

Sound:

Song a very characteristic, short, tri-syllabic whistling, with each syllable ending with a sharp rise in pitch "weet weet-weet". The two last syllable linked together. Other sounds: A nasal disyllabic mewing "mau-au", and a wader-like rolling "wreee".

Song:

Distribution:

Xeno-canto: map

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