PhysOrg Posted September 7, 2012 Share Posted September 7, 2012 New evidence shows that birds may choose their mate with the help of smell. They prefer a dissimilar mate because this gives their young a more efficient immune system. This has been shown in a new study by researchers from Lund University in Sweden, in a Swedish-French collaboration. Read the full article on PhysOrg Link to comment Share on other sites More sharing options...
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