Stranglers of the tropics -- and beyond
Kudzu, the plant scourge of the U.S. Southeast. The long tendrils of this woody vine, or liana, are on the move north with a warming climate.
Kudzu, the plant scourge of the U.S. Southeast. The long tendrils of this woody vine, or liana, are on the move north with a warming climate.
Environment
Mar 25, 2011
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Things are not always what they seem when it comes to fish -- something scientists at the Smithsonian Institution and the Ocean Science Foundation are finding out. Using modern genetic analysis, combined with traditional ...
Plants & Animals
Feb 4, 2011
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Do mountain tops act as sky islands for species that live at high elevations? Are plant populations on these mountain tops isolated from one another because the valleys between them act as barriers, or can pollinators act ...
Plants & Animals
Jan 21, 2011
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It's long been accepted by biologists that environmental factors cause the diversity -- or number -- of species to increase before eventually leveling off. Some recent work, however, has suggested that species diversity continues ...
Ecology
Dec 20, 2010
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Biologists have long thought that interactions between plants and pollinating insects hasten evolutionary changes and promote biological diversity. However, new findings show that some interactions between plants and pollinators ...
Evolution
Nov 22, 2010
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An international team of scientists have reset the agenda for future research in the highly diverse Amazon region by showing that the extraordinary diversity found there is much older than generally thought.
Evolution
Nov 11, 2010
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Computational biologists at the University of Pennsylvania say that species are still accumulating on Earth but at a slower rate than in the past.
Evolution
Sep 29, 2010
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What determines plant diversity in a forest? It's a question even Charles Darwin wanted to unravel. But most research into forest diversity demonstrates only patterns of species survival and abundance rather than the reason ...
Ecology
Jun 25, 2010
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If the planet is headed for another mass extinction like the previous five, each of which wiped out more than 75 percent of all species on the planet, then North American mammals are one-fifth to one-half the way there, according ...
Ecology
Dec 17, 2009
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Looks can be deceiving, but certain bird species have figured out that a voice can tell them most of what they need to know to find the right mate.
Plants & Animals
Dec 2, 2009
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