News tagged with bird population
Hunting could hurt genetic diversity of sandhill cranes, research suggests
(PhysOrg.com) -- As Wisconsin lawmakers debate whether to establish a hunting season for sandhill cranes, they may want to consider more than just the sheer number of birds, suggests a University of Wisconsin-Madison ...
Feb 09, 2012 |
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Bird populations near Fukushima are more diminished than expected
(PhysOrg.com) -- Low-level radiation in Fukushima Prefecture appears to have had immediate effects on bird populations, and to a greater degree than was expected from a related analysis of Chernobyl, an international ...
Feb 09, 2012 |
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Are all alien encounters bad?
The pages of ecological history are filled with woeful tales of destruction from non-native species -- organisms that originated elsewhere.
Aug 30, 2011 |
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Use of mist nets for bird capture safe, effective
A Kansas State University graduate student has contributed to research showing the use of mist nets to capture birds for scientific studies isn't ruffling many feathers.
Jul 27, 2011 |
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How safe is mist netting? First large-scale study into bird capture technique evaluates the risks
Capturing birds using mist nets to study behaviour, movement or the demographics of a species is one of the most common research techniques in ornithology, yet until now there have been no large scale studies ...
Jun 30, 2011 |
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Boy or girl? Understanding how red-tailed hawks migrate
(PhysOrg.com) -- As any resident of upstate New York will tell you, the red-tailed hawk is the most common hawk in North America. Often seen perched on light and telephone poles along major highways, this ...
Jun 27, 2011 |
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Tropical Birds Return to Harvested Rainforest Areas in Brazil
(PhysOrg.com) -- Bird species in rainforest fragments in Brazil that were isolated by deforestation disappeared then reappeared over a quarter-century, according to research results published ...
Jun 23, 2011 |
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Migratory birds, domestic poultry and avian influenza
The persistence and recurrence of H5N1 avian influenza in endemic regions can largely be blamed on movement and infection by migratory birds. Trade in poultry, poultry products and caged birds, and movement of wild birds ...
Apr 05, 2011 |
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Climate change affects breeding success in rare tropical bird
(PhysOrg.com) -- A new study from the University of Reading highlights how climate change is having a detrimental effect on an endangered tropical bird population.
Mar 24, 2011 |
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MU researcher works to save one of the world's most endangered birds
The Tuamotu Kingfisher is a multicolored, tropical bird with bright blue feathers, a dusty orange head, and a bright green back. The entire population of these birds – less than 125 – lives on one ...
Mar 21, 2011 |
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Birders prepare for count mindful of mass die-offs
(AP) -- Thousands of citizen-scientists across North America are getting out their tally sheets for the 13th annual Great Backyard Bird Count, a usually festive weekend given a more serious edge after the ...
Feb 14, 2011 |
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Disappearance of New Zealand birds 100 years ago makes life tough for plants: study
(PhysOrg.com) -- A team of scientists in New Zealand has found the local disappearance of pollinating birds over a hundred years ago is having a detrimental effect on the species they pollinated.
Feb 07, 2011 |
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Winter sports threaten indigenous mountain birds
In the winter months, the mountain ranges of central Europe attract thousands of tourists for skiing, snowboarding and other outdoor sports, but conservationists fear this annual invasion may threaten indigenous bird species, ...
Jan 11, 2011 |
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Wisconsin lab says it solved blackbird die-off
The mystery of the deaths of thousands of blackbirds in Arkansas this month has been solved, federal scientists say.
Jan 07, 2011 |
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Biofuel grasslands better for birds than ethanol staple corn, researchers find
Developing biofuel from native perennials instead of corn in the Midwest's rolling grasslands would better protect threatened bird populations, Michigan State University research suggests.
Jan 06, 2011 |
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