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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.
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.
Weather conditions influence bird flight behavior in ways that make them more or less susceptible to collisions. [22] Conditions which reduce visibility, such as fog, rain, or snow, can disorient birds, especially those that migrate at night and rely on visual cues.
Researchers at Indiana University are asking Hoosiers to become citizen scientists during the total solar eclipse.
The virus has also spread to birds in over 80 countries. While mostly affecting birds, the virus has also spread to mammals like foxes, skunks, mountain lions, other types of bears, and sea lions.
An Alaskan polar bear has become the first of its species to reportedly die from avian influenza, also known as HBN1, after the disease was first detected in the US in January of 2022.
However, he writes that "as to swallows being found in a torpid state during the winter in the Isle of Wight or any part of this country, I never heard any such account worth attending to", [7] and that if early swallows "happen to find frost and snow they immediately withdraw for a time—a circumstance this much more in favour of hiding than ...
The wet snow, mixed with rain in some places, made for a messy morning commute. Some school districts closed for the day or delayed openings. What happens to iguanas when cold weather strikes ...