Aggressive Chemical Mimicry by a Bolas Spider

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Science  16 Dec 1977:
Vol. 198, Issue 4322, pp. 1173-1175
DOI: 10.1126/science.198.4322.1173


Mature female Mastophora sp. spiders attract prey with a volatile substance which apparently mimics the female sex attractant pheromone of the fall armyworm Spodoptera frugiperda (Lepidoptera). The rate of prey capture is similar to that of a conventional orb weaver of comparable body size.