Transformed green-winged teal
data as study variable.
Throughout our paper, we use the term 'teal' for both the European and the North American subspecies of the green-winged teal
Anas crecca crecca and A.
Conversely, 21 species occurred after 1950 that had not been reported prior to that year: green-winged teal
, northern pintail, greater scaup, common goldeneye, red-breasted merganser, golden eagle, gyrfalcon, black-bellied plover, ruddy turnstone, sanderling, least sandpiper, white-rumped sandpiper, Thayer's gull, Iceland gull, glaucous gull, American robin, northern wheatear, yellow-rumped warbler, blackpoll warbler, Harris's sparrow, and white-crowned sparrow.
7 million waterbirds, including 772,000 pintail ducks, 525,000 mallard, and slightly over 700,000 green-winged teal
It belongs to a green-winged teal
, which is another kind of duck.
Serum samples from blue-winged teal, American green-winged teal
, and mallard ducks were screened by using blocking ELISA (FlockCheck AI MultiS-Screen antibody test kit; IDEXX Laboratories, Westbrook, ME, USA) to detect antibodies against the influenza virus nucleoprotein.
A Green-winged Teal
is on the Afon Seiont, in the centre of Caernarfon.
Five hunters took six-duck limits of mallards mixed with gadwall, green-winged teal
, wigeon, shoveler, pintail, redhead and ringnecks.
Without the limitations of traditional stationary traps, which generally caught only mallards, blacks and wood ducks, airboat crews have been able to travel rapidly at the most opportune times to the Ipswich River in Topsfield one night - and 120 miles away on the Housatonic the next capturing blue-winged and green-winged teal
, wigeon, pintail, hooded mergansers, coot, canvasbacks, ringnecks, rails and even herons and grebes.
Another American duck, a green-winged teal
, was on Anglesey's Llyn Coron.
His acrylic painting of a green-winged teal
was judged the top painting among the winners from 50 states plus the District of Columbia and American Samoa.