News tagged with cooperative behavior
In amoeba world, cheating doesn't pay
Oct 01, 2009 |
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(PhysOrg.com) -- Cheaters may prosper in the short term, but over time they seem doomed to fail, at least in the microscopic world of amoebas where natural selection favors the noble.
Biologists consider unifying framework to explain evolutionary puzzles
Jun 03, 2009 |
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Birds are commonly thought of as being the paragon of monogamous fidelity, staying true to their mate for life. Yet, in most bird species, some nests contain offspring of individuals other than the one's tending the nest.
Listening to the song of the toadfish (w/Audio)
Mar 25, 2009 |
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(PhysOrg.com) -- Professor Roger Bland is listening in on one of the noisier creatures in San Francisco Bay, using physics to analyze the mating song of the toadfish. While fish don't have vocal chords, they ...
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MU anthropologist develops new approach to explain religious behavior
Sep 09, 2008 |
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Without a way to measure religious beliefs, anthropologists have had difficulty studying religion. Now, two anthropologists from the University of Missouri and Arizona State University have developed a new approach to study ...
Social tolerance allows bonobos to outperform chimpanzees on a cooperative task
Biology /
Mar 08, 2007 |
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In experiments designed to deepen our understanding of how cooperative behavior evolves, researchers have found that bonobos, a particularly sociable relative of the chimpanzee, are more successful than chimpanzees at cooperating ...
Study: High hierarchy, more aggression
May 11, 2006 |
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British scientists say variation in social behavior is a striking feature of cooperative animal societies, but higher hierarchy means more aggression.
Game theory study: Cooperative behavior meshes with evolutionary theory
Apr 06, 2009 |
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(PhysOrg.com) -- One of the perplexing questions raised by evolutionary theory is how cooperative behavior, which benefits other members of a species at a cost to the individual, came to exist.
'Wingman' -- how buddies help alpha males get the girl
Biology /
Mar 05, 2007 |
3.7 / 5 (10) |
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Why do some individuals sacrifice their own self-interest to help others? The evolution and maintenance of cooperative behavior is a classic puzzle in evolutionary biology. In some animal societies, cooperation ...
Children's cancer group recommends global evaluation system for neuroblastoma to improve treatment
Dec 09, 2008 |
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An international coalition of pediatric cancer physicians and researchers has developed new systems to standardize studies of neuroblastomas across the world. In the December issue of the Journal of Clinical Oncology, the ...
Nice guys can finish first and so can their teams
Other Sciences / Social Sciences
Mar 10, 2009 |
5 / 5 (3) |
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(PhysOrg.com) -- Ever thought the other guy was a loser for giving his all for the team even if others weren't pulling their weight?
Cooperative classrooms lead to better friendships, higher achievement in young adolescents
Medicine & Health / Psychology & Psychiatry
Mar 27, 2008 |
4.1 / 5 (10) |
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Students competing for resources in the classroom while discounting each others’ success are less likely to earn top grades than students who work together toward goals and share their success, according to an analysis of ...
Expanded food and nutrition program shows $10 benefit for each $1 spent
May 13, 2008 |
3.3 / 5 (4) |
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A program to teach low-income adults about healthy food choices is a good bargain in terms of the health and economic benefits achieved, reports a cost-effectiveness study in the May/June issue of Journal of Nutrition Ed ...
Savanna habitat drives birds, and perhaps others, to cooperative breeding
Biology /
Aug 16, 2007 |
5 / 5 (5) |
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Delaying having kids to help raise the offspring of others seems like a bad choice if you want to reproduce, but many African starlings have adopted this strategy to deal with the unpredictable climate of their savanna habitats, ...
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