Article
Sanctions, Partner Recognition, and Variation in Mutualism.
The American naturalist - 1 Oct 2017
Yoder Jeremy B, Tiffin Peter
Abstract excerpt
Mutualistic interactions can be stabilized against invasion by noncooperative individuals by putting such "cheaters" at a selective disadvantage. Selection against cheaters should eliminate genetic variation in partner quality-yet such variation is often found in natural populations. One explanation for this paradox is that mutualism outcomes are determined not only by responses to partner performance but also by...
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