News tagged with natural populations

Arctic oil: A boon for nest predators

A new study by the Wildlife Conservation Society, U.S. Fish and Wildlife Service, and other groups reveals how oil development in the Artic is impacting some bird populations by providing "subsidized housing" ...

dateSep 08, 2009 in Ecology
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Geography and history shape genetic differences in humans

New research indicates that natural selection may shape the human genome much more slowly than previously thought. Other factors -- the movements of humans within and among continents, the expansions and contractions of populations, ...

dateJun 05, 2009 in Genetics
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China fights gerbil plague with 'the pill'

Authorities in northwestern China have resorted to using a contraception-abortion pill to rein in a plague of gerbils which is threatening the local desert ecosystem, state media said Wednesday.

dateMar 25, 2009 in Other
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Wild bees can be effective pollinators

Over the past few years, honey bee keepers have experienced problems due to Colony Collapse Disorder (CCD), which has hurt honey bee populations, causing some growers of fruits, nuts and vegetables to wonder how their crops ...

dateMar 24, 2009 in Ecology
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Scientists explore hormone evolution

(PhysOrg.com) -- New research techniques on animals living in the wild are helping scientists test long-held ideas about the role of hormones in survival, according to comments by Professor of Biology Jan ...

dateMar 03, 2009 in Evolution
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How to create less selfish societies?

(GPEARI, Portugal) -- Cooperation, despite being now considered the third force of evolution, just behind mutation and natural selection, is difficult to explain in the context of an evolutionary process based on competition ...

dateFeb 06, 2009 in General Physics
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