The battle of the sexes turns out to be a literal description of the domestic life of the bean weevil, say British researchers.
A male bean weevil unfurls these injurious spines during mating. Andrew Syred/Microscopix
These insects, Callosobruchus maculatus, breed in stored grain throughout the tropics. The male’s agenda apparently includes reducing the chances that a female will mate with any weevil after she has mated him, say Helen S.
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