Browsing Tag 'Ecosystem engineers'

National parks aren’t doing the trick in Kenya

Elephants have changed the ecology of Amboseli and other national parks in Kenya. Credit: David Western Research in PLoS ONE today shows that animals in Kenya’s national parks are declining at the same rate as the same species outside the parks.  This means, potentially, that the protection of animals in safe spaces may not lead [...]

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Evolution and ecosystem engineers

Evolutionary biologists agree that the natural environment shapes the evolution of life. A study published in Nature today, however, finds that the evolution of a species can also have big impacts on the surrounding environment. Threespine stickleback are famous as an example of rapid, adaptive radiation. These small freshwater fish have evolved in the lakes [...]

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