Less offspring due to territorial conflicts

Both humans and chimpanzees can be extremely territorial, and territorial disputes between groups can turn violent, with individuals killing each other. In humans, such between-group competition can escalate to war and devastating ...

Rare animals and plants organize in ghettos to survive

Similar to the organization of human cities, animal and plant communities have ghettos or ethnic neighborhoods, where low-abundant species group to enhance their persistence against more competitive species. This unexpected ...

Moongoose females compete over reproduction

Researchers at the University of Exeter, UK, followed a population of wild banded mongooses (Mungos mungo) in western Uganda for 15 years, using ultrasound imaging to track which females became pregnant and which carried ...

Beleaguered DR Congo rainforest attacked on all sides

Lush rainforest covers millions of hectares of the Democratic Republic of Congo, a central part of Earth's natural defence against global warming—but it is under severe threat from a perfect storm of mismanagement and corruption.

Airlines' fuel practices feed doubts over climate commitment

Airlines have taken steps to reduce their carbon footprints under the gaze of public opinion, but the pressure of the bottom line means some fly with extra fuel, boosting emissions of climate-changing greenhouse gases.

US universities see decline in students from China

After a decade of booming enrollment by students from China, American universities are starting to see steep declines as political tensions between the two countries cut into a major source of tuition revenue.

How stress affects performance and competitiveness across gender

In general, both men and women perform better in competitive situations. However, when women are in a state of elevated stress, competition has the opposite effect and leads to worse performance. As a consequence, women under ...

Women also competed for status superiority in mid-Republican Rome

Purple clothing, gold trimmings, earrings and two- or four-wheeled carriages. Among the elite, competition for status superiority was just as vital to women as it was to men in Rome around 2000 years ago. This has been demonstrated ...

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