Head capsule stacking by caterpillars: morphology complements behaviour to provide a novel defence

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Low, Petah A.; McArthur, Clare; Hochuli, Dieter F.;

Herbivores employ a variety of chemical, behavioural and morphological defences to reduce mortality from natural enemies. In some caterpillars the head capsules of successive instars are retained and stacked on top of each other and it has been suggested that this could... View more
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