News tagged with plant diversity

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The mechanics of speciation

Mate choice, competition, and the variety of resources available are the key factors influencing how a species evolves into separate species, according to a new mathematical model that integrates all three factors to reveal ...

Jun 24, 2011
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Overfished Amazon fish disperse seeds long distances

(PhysOrg.com) -- The gamitana fish, a close relative of the flesh-eating piranha, mostly eats fruit and can carry seeds down the Amazon River as far as 3 miles (5 kilometers), reports a new Cornell study, ...

Apr 19, 2011
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Study links forest health to salmon populations

(PhysOrg.com) -- A new research paper written by Simon Fraser University biologists and published in the journal Science concludes that the abundance of salmon in spawning streams determines the diversity and productivity of pla ...

Mar 25, 2011
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Six times more insects in tropical mountains

How many species of insects exist? Umea University researcher, Genoveva Rodriguez-Castaneda, found that in tropical mountains there are six times more insects than shown in global calculations. The insects ...

Sep 06, 2010
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