American crows were inoculated with NY99 (n = 6), FIN (n = 5), or Ita09 (n = 5).
data), and the concentration of
American Crows near parking lots and picnic areas (asterisks, Fig.
Admire them or loathe them, they're everywhere, and the most widespread of the bunch is the
American Crow.
In the contiguous United States, the
American crow (Corvus brachyrhynchos) is easily the most common.
In NewYork state, all types of submitted avian species are tested for WNV; of the 536 birds infected with WNV in 2000, 347 (65%) were
American crows, 82 (15%) were blue jays, and 107 (20%) were other species.
Among the larger numbers recorded this year - along with the evening grosbeaks, pine grosbeaks and common redpolls - were 731 house sparrows, 689 rock (Dove) pigeons, 533 dark-eyed juncos, 508 cedar waxwings, 478 starlings, 462 American tree sparrows, 396
American crows, 383 tufted titmouse, 326 American goldfinches, 275 mourning doves, 252 snow buntings, 230 wild turkeys, 217 black-capped chickadees, 204 white-breasted nuthatches, 126 northern cardinals, 131 downy woodpeckers, 111 common ravens and 101 blue jays.
Declining and not rebounding were
American crows, American robins, Eastern bluebirds, black-capped chickadees, Carolina chickadees, and tufted titmice, she and her colleagues report in the June 7 Nature.--S.M.
American crows (Corvus brachy-rhynchos) are talkative, territorial and devoted to their families.
"My guess is he's talking about
American crows, which go to large communal roosts at night," says Noah Strycker of Creswell, who has written for "Birds of Oregon: A General Reference." "In the evening he's seeing them fly into their roost and in the morning they're flying back out."
Infected species reported include 147
American crows (78%) and 23 blue jays (12%).
Jet black and sassy,
American crows get a bad rap, always have.
We also documented beak abnormalities in an additional 148 northwestern crows in south-central and southeastern Alaska and in 64 crows near Vancouver, British Columbia, and Puget Sound, Washington, a region where both northwestern crows and
American crows (C.
Comparative West Nile virus detection in organs of naturally infected
American crows (Corvus brachyrhynchos).
From the start of the West Nile virus invasion of the United States,
American crows have developed severe symptoms and died by the hundreds, dropping on roadsides and at least twice on the White House lawn.
Twenty-one infections have been confirmed in
American crows in New York and New Jersey, four in blue jays, and one in a red-tailed hawk.