One good turn: Birds swap energy-sapping lead role

Migrating birds 'share the pain' of the arduous task of leading a v-formation, so that they can then take turns saving energy by following in another bird's wake, a new study shows.

Evolution of lying

(Phys.org) —Ultimately, our ability to convincingly lie to each other may have evolved as a direct result of our cooperative nature.

Cliches about nations govern our actions

Germans arrive at every appointment 5 hours before the scheduled time, all Indians are called Ranjid and have a red mark on their foreheads, the Japanese bow 10,000 times a day, and Americans all speak with chewing gum in ...

How to create less selfish societies?

(GPEARI, Portugal) -- Cooperation, despite being now considered the third force of evolution, just behind mutation and natural selection, is difficult to explain in the context of an evolutionary process based on competition ...

Speed of animal evolution enhanced by cooperative behaviour

A study by scientists from the University of Cambridge has revealed how cooperative behaviour between insect family members changes how rapidly body size evolves – with the speed of evolution increasing when individual ...

Cheating favors extinction

Cooperative behaviour is widely observed in nature, but there remains the possibility that so-called 'cheaters' can exploit the system, taking without giving, with uncertain consequences for the social unit as a whole. A ...

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