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Inbred bumblebees less successful
Published July 1, 2009, 4:04 pm, EurekAlert!
Declining bumblebee populations are at greater risk of inbreeding, which can trigger a downward spiral of further decline. Researchers writing in the open access journal BMC Evolutionary Biology have provided the first proof that inbreeding reduces colony fitness under natural conditions by increasing the production of reproductively inefficient 'diploid' males.
Birds with a nose for a difference
Published June 29, 2009, 4:23 pm, EurekAlert!
( BioMed Central ) Avoidance of inbreeding is evident among humans, and has been demonstrated in some shorebirds, mice and sand lizards. Researchers writing in the open-access journal BMC Evolutionary Biology now report that it also occurs in a strictly monogamous species of bird, suggesting that the black-legged kittiwake possesses the ability to choose partners with a very different genetic ...
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