News tagged with jays
Siberian jays use complex communication to mob predators
Jun 08, 2009 |
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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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Siberian jays can communicate about behavior of birds of prey
Biology /
Jan 09, 2008 |
5 / 5 (1) |
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With the aid of various alarm calls the Siberian jay bird species tells other members of its group what their main predators - hawks - are doing. The alarm calls are sufficient for Siberian jays to evince ...
New research shakes belief that forethought is unique to humans
Biology /
Feb 21, 2007 |
4.7 / 5 (23) |
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Some birds recognise the idea of ‘future’ and plan accordingly, researchers at the University of Cambridge have discovered. According to their findings, published today in the journal Nature, western scrub- ...
Blue jays may have rebounded in Chicago
Dec 26, 2005 |
4.8 / 5 (5) |
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The Christmas Bird Count in the Chicago area is showing Blue Jays are returning to the region, the Chicago Ornithological Society said.
Predators ignore peculiar prey
May 12, 2009 |
3 / 5 (1) |
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Rare traits persist in a population because predators detect common forms of prey more easily. Researchers writing in the open access journal BMC Ecology found that birds will target salamanders that look l ...
British hunters kill 22M birds each year
Biology /
Aug 15, 2006 |
3.5 / 5 (6) |
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Researchers say more than 22 million birds are shot legally in Britain every year -- part of a European total of more than 100 million.
Noise pollution negatively affects woodland bird communities
Jul 23, 2009 |
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A new University of Colorado at Boulder study shows the strongest evidence yet that noise pollution negatively influences bird populations, findings with implications for the fate of ecological communities ...
Do Chicago’s suburbs hold the key to understanding West Nile virus?
Jul 23, 2009 |
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(PhysOrg.com) -- When Tony Goldberg is not whacking through the brush of central Africa, one of the world's great cauldrons of emerging human and animal disease, he is scouring another disease hot spot: the ...
West Nile's North American spread described
Biology /
Nov 03, 2008 |
4.7 / 5 (3) |
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The rapid spread of West Nile virus in North America over the past decade is likely to have long-lasting ecological consequences throughout the continent, according to an article in the November issue of BioScience. The m ...
Mathematician foresees romps for Major League Baseball's American League in 2008
Mar 31, 2008 |
4.1 / 5 (16) |
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NJIT’s indefatigable math professor Bruce Bukiet is once again opining on outcomes for this season’s Major League Baseball teams. His picks are based on a mathematical model he developed in 2000. His goal is two-fold.
Are animals stuck in time?
Biology /
Apr 03, 2008 |
3.6 / 5 (41) |
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Dog owners, who have noticed that their four-legged friend seem equally delighted to see them after five minutes away as five hours, may wonder if animals can tell when time passes. Newly published research from The University ...
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