The evolution of good taste

Does evolution explain why we can't resist a salty chip? Researchers at NC State University found that differences between the elemental composition of foods and the elemental needs of animals can explain the development ...

Chimps learn 'handshakes' according to social group: study

Chimpanzees develop specific handshake-like gestures depending on their social group, according to the results of a 12-year observational study published on Wednesday that sheds light on the animals' complex social structures.

Tasmanian devils born on Australian mainland in rewilding push

Tasmanian devils have been born in the wild on Australia's mainland 3,000 years after the marsupials disappeared from the continent, conservation groups said Tuesday, raising hopes that a major rewilding effort could succeed.

Great tits change their traditions for the better

Researchers at the University of Konstanz and Max Planck Institute for Animal Behavior in Germany have found that birds are able to change their culture to become more efficient. Populations of great tits were able to switch ...

Animal aggression depends on rank within social hierarchies

Humans and animals alike constantly size up one another. In the workplace, a new employee quickly learns which coworkers are the most respected—and therefore hold more power. Big brothers boss around little brothers. In ...

Alpha animals must bow to the majority when they abuse their power

Many animal groups decide where to go by a process similar to voting, allowing not only alphas to decide where the group goes next but giving equal say to all group members. But, for many species that live in stable groups—such ...

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