An elegant study on social parasitism in digger wasps quantifies the costs and benefits of kin recognition and shows that recognizing non-kin comes at a cost. This supports 'Crozier's paradox' of why kin recognition genes are unlikely to evolve when rare alleles are selected against.
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| http://dx.doi.org/10.1016/j.cub.2018.08.053 | DOI Listing |
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