Gadwall (Mareca strepera)
Grey Heron (Ardea cinerea)
Medium sized dabbling duck. Male with grey plumage, mottled breast, black rump and vent lacking white framing. Female brown and easily overlooked and confused with female Mallards. Bill with dark center and evenly broad orange sides. Plumage more greyish than female mallard, with a more slender body and steeper forehead. Diagnostic white wingbars and contrasting white belly in all plumages.
Sound:Males display-call a short dry rattling or croaking sound and some high whistling notes. Female quacking similar to Mallard, but drier and shriller.
Display-call:
Distribution:
Wikipedia: map (se also Xeno-canto below)
Ecology:Birdlife ecology
Links:
Observation.org Latest observations
Image search Flickr NB! May give other species
CCCC-photo:Smudge 9000, Licence,Link.
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
Image search Flickr NB! May give other species
CC