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Nest predation is an important factor in the colony mortality of paper wasps. Although a variety of animals are known to prey on paper wasp nests, colony failure of unknown cause often occurs in the field, and the existence of still-unknown predators is possible. Here, I report predation on nests of paper wasps, Polistes chinensis antennalis, by introduced(More)
Various animals build nests with defensive structures to deter predation on offspring. Construction of nest defensive structures can reduce the probability of predation but will involve various costs. Here, we examined both the costs and benefits of the construction of a nest defensive structure in a paper wasp, Polistes chinensis antennalis, and clarify(More)
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