Data for: Risky business: Males choose more receptive adults over safer subadults in a cannibalistic spider

Catherine Scott, Lenka Sentenská, Pierick Mouginot & Maydianne Andrade
Understanding factors affecting male mate choice can be important for tracking the dynamics of sexual selection in nature. Contextual variation in reproductive costs and benefits of different types of mates may predict male choice, but mating may also be opportunistic regardless of female reproductive value. Male brown widow spiders (Latrodectus geometricus) can mate with adult as well as immature (subadult) females. Matings with adults require costly courtship and typically end with cannibalism (‘self-sacrifice’ initiated by...
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