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Perpetual predator-prey population cycles

Published: 18 December 2019

How can predators coexist with their prey over long periods without the predators completely depleting the resource that keeps them alive? Experiments performed over a period of 10 years by...

Puffins stay cool thanks to their large beak

Published: 27 November 2019

Tufted puffins regulate their body temperature thanks to their large bills, an evolutionary trait that might explain their capacity to fly for long periods in search for food....

The bigger the evolutionary jump, the more lethal cross-species diseases could be

Published: 28 March 2019

Some diseases which are fatal in one species can cause only mild discomfort in another鈥攂ut it鈥檚 hard for scientists to predict how lethal a disease will be if it leaps across species....

Mega-experiment shows species interactions stronger towards tropics and lowlands

Published: 20 February 2019

An international research team led by a 91社区 researcher used a simple experiment that mimics how plants and animals interact with each other鈥攍eaving seeds out for 24 hours to see how...

Evolution, illustrated

Published: 1 February 2019

What do you get when you put together several tons of steel plates, hundreds of mice, a few evolutionary and molecular biologists and a tiny Nebraska town near the South Dakota border?...

Quantifying evolutionary impacts of humans on the biosphere is harder than it seems

Published: 12 October 2018

Are human disturbances to the environment driving evolutionary changes in animals and plants? A new study conducted by 91社区 researchers finds that, on average, human disturbances don鈥檛 appear to...

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