News tagged with mobbing predators
Siberian jays use complex communication to mob predators
Jun 08, 2009 |
5 / 5 (2) |
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When mobbing predators, Siberian jays use over a dozen different calls to communicate the level of danger and predator category to other members of their own group. A Swedish study from Uppsala University, published in the ...
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Eavesdropping nuthatches distinguish danger threats in chickadee alarm calls
Biology /
Mar 19, 2007 |
4.3 / 5 (10) |
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If Dr. John Watson had been chronicling the work of Christopher Templeton rather than the exploits of Sherlock Holmes, he might have entitled the latest research by Templeton "The Adventure of the Avian Eavesdroppers." ...
Migrating songbirds learn survival tips on the fly
Biology /
Jun 25, 2008 |
4.8 / 5 (5) |
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Migrating songbirds take their survival cues from local winged residents when flying through unfamiliar territory, a new Queen's University-led study shows. It's a case of "When in Rome, do as the Romans do," ...
Spying on Corn Rootworm Predators Nightlife
Oct 31, 2009 |
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(PhysOrg.com) -- Agricultural Research Service (ARS) entomologist Jonathan G. Lundgren, while exploring corn fields at night, has found a very different group of predators than the ones that feed during the ...
Bullies have harassed 14 percent of workers over past 6 months
Medicine & Health / Psychology & Psychiatry
Jun 04, 2009 |
3 / 5 (3) |
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avid Gonzalez and Jose Luis Grana have carried out a comprehensive study into the phenomenon of workplace abuse or bullying in Spain. The study includes data on 2,861 workers from various sectors, and confirms some commonly-held ...
Birds use social learning to enhance nest defense
Jun 04, 2009 |
5 / 5 (2) |
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Reed warblers live with the threat that a cuckoo bird will infiltrate their nest, remove one of their eggs, and replace it with the cuckoo's own. This 'parasitism' enables the cuckoo to have its young raised by unsuspecting ...
Skunk's Strategy Not Just Black and White
Nov 10, 2009 |
4.3 / 5 (4) |
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Predators with experience of skunks avoid them both because of their black-and-white coloration and their distinctive body shape, according to UC Davis wildlife researcher Jennifer Hunter. The study was published ...
Chickadees' alarm-call carry information about size, threat of predator
Jun 23, 2005 |
4.6 / 5 (5) |
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There's more than meets the human ear when the black-capped chickadee lets its flock mates know a predator is lurking about by giving out its familiar "chick-a-dee-dee-dee" call. The small songbirds, which are ...
Not Only Dogs, but Deer, Monkeys and Birds Bark to Deal with Conflict
Jul 14, 2009 |
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(PhysOrg.com) -- Biologically speaking, many animals besides dogs bark, according to Kathryn Lord at the University of Massachusetts Amherst, but the evolutionary biologist also says domestic dogs vocalize ...
How does this grab you? Study identifies first ancestor with a 'grasping hand'
Other Sciences / Archaeology & Fossils
Jul 29, 2009 |
4.3 / 5 (3) |
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In the Late Paleozoic (260 million years ago), long before dinosaurs dominated the Earth, ancient precursors to mammals took to the trees to feed on leaves and live high above predators that prowled the land, ...
Arctic oil: A boon for nest predators
Sep 08, 2009 |
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A new study by the Wildlife Conservation Society, U.S. Fish and Wildlife Service, and other groups reveals how oil development in the Artic is impacting some bird populations by providing "subsidized housing" ...
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