I've got your back—fishes really do look after their mates
When it comes to helping each other out, it turns out that some fish are better at it than previously thought.
Plants & Animals
Sep 25, 2015
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News tagged with reciprocity
Behaviour study shows rats know how to repay kindness
If I scratch your back and you scratch mine, then we're both better off as a result – so goes the principle of reciprocity, one of the most popular explanations for how co-operative behaviour has evolved. But what if one ...
Plants & Animals
Feb 25, 2015
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Reciprocal behaviour in non-human primates a balancing act between fairness and empathy (w/ Video)
A study into whether grey parrots understand the notion of sharing suggests that they can learn the benefits of reciprocity.
Plants & Animals
Feb 26, 2014
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Study suggests humans, apes and monkeys all expect something in return for generosity
(Phys.org) —A pair of researchers at the University of California, Santa Barbara has concluded that when it comes to sharing, there is little difference between human and non-human primates—all expect something in return. ...
Teamwork made Man brainier, say scientists
Learning to work in teams may explain why humans evolved a bigger brain, according to a new study published on Wednesday.
Plants & Animals
Apr 11, 2012
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New theory shows one-way transmission materials should be possible for sound and light waves
(PhysOrg.com) -- Physicist Stefano Lepri of the Italian National Research Council and his partner Giulio Casati of the University of Insubria, have published a paper in Physical Review Letters, where they demonstrate through ...
Coordinated Punishment Leads to Increased Cooperation in Large Groups
(PhysOrg.com) -- Humans are incredibly cooperative, but why do people cooperate and how is cooperation maintained? A new research study by UCLA anthropology professor Robert Boyd and his colleagues from the Santa Fe Institute ...
Social Sciences
May 1, 2010
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Chimpanzees help each other on request but not voluntarily
The evolution of altruism has long puzzled researchers and has mainly been explained previously from ultimate perspectives—I will help you now because I expect there to be some long-term benefit to me. However, a new study ...
Plants & Animals
Oct 14, 2009
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The importance of being helpful -- Cooperative cichlids boost their own reproductive success
Subordinate individuals living within a group of vertebrates sometimes assist a more dominant pair by helping to raise the dominant pair's offspring and this has been shown to occur among subordinate female cichlids. Reporting ...
Plants & Animals
May 15, 2009
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Vindictiveness doesn't pay
Vindictiveness doesn't pay. This has been demonstrated by a current study at Bonn and Maastricht Universities. According to this study, a person inclined to deal with inequity on a tit-for-tat basis tends to experience more ...
Economics & Business
Mar 26, 2009
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