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Mortality on wintering grounds: Unreasonably cold temperatures on the wintering grounds kills thousands of birds, resulting in 30-90% population declines of migratory birds. For example, between 27000 and 62000 ducks, mostly tufted duck and common pochard , starved to death during a very cold winter in March 1986.
A large gaggle of snow geese blotted out the sky over Loess Bluffs National Wildlife Refuge in Garden City, Missouri, on February 23, as they took part in their annual migration..Footage from US ...
31 December 2010, in Beebe, Arkansas. 3,000 red-winged blackbirds and European starlings died. Arkansas state wildlife authorities first received reports on 31 December 2010, shortly before midnight. Further investigation revealed the birds fell over a one-mile area of Beebe, with no other dead birds found outside that concentrated zone.
In March 1904, 1.5 million migrating birds died in Minnesota and Iowa during a strong snowstorm. [5] According to The Guardian, this was the largest avian mortality event on record in the region. [5] Records of MMEs have been kept since the 1880s. [5] MMEs of this size are rare, however, and few before or since have been as big as the 1904 event.
Federal investigators have released a preliminary report into the helicopter crash that killed three Air Evac crew members last month, revealing evidence of a possible bird strike.. While the ...
In New York City, where an estimated 230,000 birds collide with buildings each year, New York's Bird Friendly-Buildings Act [35] required new and existing building be bird friendly effective Jan 1, 2012. In December 2019, a bill passed mandating that the lowest 75 feet of new buildings, and structures above a green roof, must use materials such ...
The CDC said Thursday it has yet to identify “a clear source” of infection in a Missouri patient who tested positive for the bird flu virus despite no animal contact.
The amount of snow received at weather stations varies substantially from year to year. For example, the annual snowfall at Paradise Ranger Station in Mount Rainier National Park has been as little as 266 inches (680 cm) in 2014-2015 and as much as 1,122 inches (2,850 cm) in 1971–1972.