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Flowers pollinated by native bees produce fitter offspring than flowers pollinated by honey bees, according to a new study carried out in San Diego, California. Compared with native bees, honey bees visit twice as many flowers on each plant before moving on to the next plant, with the result that honey bees tend to deposit pollen ...

“Jenny is staying with her grandparents. The weather is good, so they walk  in the countryside near their home. Suddenly Granny starts complaining: it is springtime, but much too silent. When she was young, there were many birds singing in spring, the cuckoo calling, and you would see maybe partridges in the fields, and a ...

Large or small? By carefully planning patches of diverse vegetation, scientists say it is possible to increase biodiversity and increase yields for farmers. For decades there has been a debate raging: what is better when it comes to conservation or landscape rehabilitation: a single large or several small habitat areas? Looking at a deforested area in the Amazon, ...

A Rutgers-led study on bees shows how different species pollinate the same plants over time Rutgers has conducted the first study showing how many more species of bees are needed to maintain crop yields when a longer-term time frame is considered. In the paper (published in Nature Ecology & Evolution) the scientists said: “Biodiversity of the bee population ...

A Southeast Greenland polar bear on glacier, or freshwater, ice at 61 degrees north in September 2016.Thomas W. Johansen/NASA Oceans Melting Greenland Scientists have documented a previously unknown subpopulation of polar bears living in Southeast Greenland. The polar bears survive with limited access to sea ice by hunting from freshwater ice that pours into the ocean ...