News tagged with natural selection

How are hybridized species affecting wildlife?

Researchers who transplanted combinations of wild, domesticated, and domesticated-wild hybridized populations of a fish species to new environments found that within 5 to 11 generations, selection could remove introduced ...

dateSep 15, 2014 in Ecology
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A snapshot of pupfish evolution in action

Chris Martin has bred more than 3,000 hybrid fish in his time as a graduate student in evolution and ecology at UC Davis, a pursuit that has helped him create one of the most comprehensive snapshots of natural selection in ...

dateJan 10, 2013 in Evolution
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All sperm are not equal

An experimental study from researchers at Uppsala University provides evidence that in Atlantic salmon, selection acting upon sperm phenotypes within a single ejaculate of a male affects the time until hatching in the resulting ...

dateFeb 13, 2014 in Plants & Animals
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