Ecological changes caused by humans affect natural biodiversity. For example, the eutrophication of Greifensee and Lake Constance in the 1970s and 1980s led to genetic changes in a species of water flea which was ultimately ...
Evolution
Mar 12, 2009
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A common type of pesticide is dramatically harming wild bees, according to a new in-the-field study that outside experts say may help shift the way the U.S. government looks at a controversial class of chemicals.
Ecology
Apr 22, 2015
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1292
The water flea has genetically adapted to climate change. Biologists from KU Leuven, Belgium, compared 'resurrected' water fleas—hatched from 40-year-old eggs—with more recent specimens. The project was coordinated by ...
Ecology
May 11, 2015
4
38
Environmental change is the selective force that preserves adaptive traits in organisms and is a primary driver of evolution. However, it is less well known that evolutionary change in organisms also trigger fundamental changes ...
Evolution
May 23, 2012
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0
Freshwater ecosystems in northern regions are home to significantly more species of water fleas than traditionally thought, adding to evidence that regions with vanishing waters contain unique animal life.
Ecology
Mar 2, 2012
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Oxidants found within living organisms are byproducts of metabolism and are essential to wound-healing and immunity. However, when their concentrations become too high, inflammation and tissue damage can occur. University ...
Polymers
Apr 16, 2019
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96
You look around the garden and see aphids suck the life out of your rose buds, flea beetles chomp on the cauliflower and cabbage butterflies lay eggs that will turn into voracious caterpillars. What to do?
Plants & Animals
Aug 12, 2019
0
6
Some tiny crustaceans living in clear-water alpine ponds high in Washington state's Olympic Mountains have learned how to cope with the sun's damaging ultraviolet rays without sunblock – and with very little natural ...
Plants & Animals
Oct 13, 2010
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0
Warm weather and longer days mean many pets and their owners will be spending more time outside. Spring also brings the return of fleas that can pose as dangerous parasites to pets.
Plants & Animals
Apr 3, 2015
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16
Biologists worldwide subscribe to the healthy herds hypothesis, the idea that predators can keep packs of prey healthy by removing the weak and the sick. This reduces the chance disease will wipe out the whole herd, but could ...
Ecology
Jun 23, 2011
2
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