Appearance:

Largely unmistakable. Huge, almost all white, bird with black flight feathers, long red legs and bill. Juveniles with dark bill tip and pale legs. Easily told from Black Stork in flight by all white underparts, including wing coverts. Only flight feathers black. Wing pattern similar to White Pelican and Egyptian Vulture. Often soars high in flocks like raptors.

Sound:

Mostly silent. Loud, modulated bill-clattering from both sexes is heard during courtship/display.

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

CC-sound:Tomas Belka, Licence,Link.

Appearance:

Yellow legs, black to dark grey back (regional variations) and black primaries with only small white spots. Generally more slender than Herring Gull and Great Black-backed, with longer and more narrow wings, and longer legs. Winter plumage with streaked head and neck. Underside of flight feathers smoky grey. Juveniles very variable, but generally darker than Herring Gulls. Young birds with completely dark inner primaries and broad terminal band to tail.

Sound:

Very similar to Herring Gull, but tone more nasal.

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 Peter Boesman,http://www.xeno-canto.org ,CC license