'Most attractive' male birds don't have best genes

Date:

March 23, 2015

Source:

University College London

Summary:

'Attractive' male birds that mate with many females aren't passing on the best genes to their offspring, according to new research that found promiscuity in male birds leads to small, genetic faults in the species' genome. Although minor, these genetic flaws may limit how well future generations can adapt to changing environments.

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