Tag: "crow" at biology news
USGS reports that West Nile virus goes beyond crows
...or the West Nile virus, including: American crow
Ring-billed gull Yellow... American robin Fish crow
Red-tailed hawk Broad-winged hawk Cooper's hawk Belted kingfisher Am...
West Nile Virus may be new deadly strain, USGS tells Congress
die-offs suggest the West Nile virus which emerged in New York in late August could be more deadly to North American bird species than to species in Africa, the Middle East and Europe, where the virus is normally found, a USGS scientist reported toda...
USGS scientists warn: West Nile virus is on the move
... * USGS Wildlife Veterinarian testing an American crow
at USGS's biological containment facility to test for previous exposure to the West Nile Virus. http://www.usgs.gov/images/west_nile_virus/a0544.jpg * USGS is studying the effects of the West Nile Virus on crows at its high security biological ...
USGS finds West Nile Virus in North Carolina crow
...unced the finding on Friday, October 20, 2000. The crow
was found September 27, 2000, at Jordans Lake Stat... USGS National Wildlife Health Center that did the crow
necropsy. USGS will continue to test samples and monitor the spread of the virus as migrating birds ...
Children's book explores why animals stay home to help
...rch with the American crow. According to McGowan, crow
offspring in some areas stick around the home nest for one or more breeding seasons to help their parents feed the next generation and ward off predators. But in other places, breeding pairs of crows get no help from their kids. "No one is sure why...
A little larceny comes naturally to Northwestern crows
...Washington researchers who have found a species of crow
that is constantly looking for opportunities to st...s, but they did not observe a bald eagle killing a crow
during this study. Typically, when an eagle flew over the beach, the crows flew up and mobbed the e...
Crows alter their thieving behavior when dealing with kin or other birds
Animal behaviorists have something new to crow
about. Researchers at the University of Washington have found a species of crow
that distinctly alters its behavior when attempting to steal food from another crow, depending on wh...
Researchers develop model to help control West Nile outbreak
...m published scientific papers on mosquito biology, crow
biology and West Nile biology. In order for a spec... parameters as mosquito life span, biting rate and crow
life span to the data in their area. For example, since summer in Edmonton is short and dry, the mos...