Randomness forms complex social structures

(Phys.org)—The environment of group-living animals influences their social behaviour in a stronger way than was previously thought, says a new study from behavioural researchers at ETH and the University of Zurich. They ...

Rapid re-colonization of river after extreme flood event

(Phys.org)—After being virtually wiped out during a flood in 2005 in Wolf Point Creek, Alaska, salmon, meiofauna and most macroinvertebrates all re-colonized within two years, according to research published by University ...

Competition is at the root of diversity in rainforests: study

Another attractive theory falls foul of the facts. A census of trees in rainforests on three continents has confirmed that competition plays a central role in structuring communities. This contradicts the so-called neutral ...

Wolves lose their predatory edge in mid-life, study shows

Although most wolves in Yellowstone National Park live to be nearly six years old, their ability to kill prey peaks when they are two to three, according to a study led by Dan MacNulty and recently published online by Ecology ...

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