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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.
During extreme cold events, you may hear a loud boom and feel like you have experienced an earthquake. However, this event was more likely a cryoseism, also known as an ice quake or a frost quake ...
Artificial light sources can attract millions of birds to lighthouses, broadcast towers and other buildings, resulting in direct mortality of birds at night. [11] There are less artificial lights during the day, but millions of birds still die due to direct collisions with various human made structures. [ 12 ]
The pigeon migrated in enormous flocks, constantly searching for food, shelter, and breeding grounds, and was once the most abundant bird in North America, numbering around 3 billion, and possibly up to 5 billion. A very fast flyer, the passenger pigeon could reach a speed of 100 km/h (62 mph).
The Beebe, Arkansas bird deaths were repeated again on New Year's Eve of the following year, 2011, with the reported number of dead birds being 5,000. [ 14 ] On 3 January 2011, more than five hundred starlings, red-winged blackbirds, and sparrows fell dead in Pointe Coupee Parish, Louisiana .
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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 ...
The birds showed signs of physical trauma, leading one ornithologist with the Arkansas Game and Fish Commission to speculate the blackbirds might have been killed by lightning, high-altitude hail or possibly fireworks. The birds were sent to laboratories in Georgia and Wisconsin for necropsies to determine the cause of death.