Appearance:

Very large, mostly unmistakable bird. Grey upperparts, white underparts and yellow/yellowish bill. Keeps neck retracted when flying (as opposed to crane). May be mistaken for Purple Heron, but back of neck grey, not brown. Bill heavy and dagger-shaped. Neck thicker and less angular than in Purple Heron. Unmarked cheeks.

Sound:

Quite vocal. Most common call a short, far reaching and extremely harsh, rasping sound. At breeding ground a varied repertoire of harsh and clattering sounds.

Flight 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

Appearance:

Pinkish red (male) or greyish brown (female) underparts, and slate grey upperparts. Bill short and deep. Hood, tail, wings, bill and base of bill shiny black. Pure white rump and vent, together with white wing-bars prominent in flight. Wings and tail relatively long. Juveniles lacks black hood. Flight strongly undulated. Not so hurried as other finches when foraging.

Sound:

Contact call a soft, full-bodied, descending, pure whistle; "peeuu". Song a quiet, modest mix of contact call and various chirping sounds, with peculiar harmonics.

Contact call, 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