Spiders Disguise Themselves as Ants to Hide and Hunt Their Prey

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All spiders are predators, but most of them are small and have rudimentary defences against larger animals that in turn prey on them. Spiders have thus evolved a range of predatory behaviours that, at the same time, allow them to evade the threat of predation. Some of the most effective strategies involve deceiving ants. More […]

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Harvester Ant Queens are Sperm Parasites

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Sexual conflict between two species can drive an evolutionary “bedroom battle royal,” leading to some crazy adaptations. Harvester ant queens steal sperm away from males of another species during sex—without even producing fertile offspring. The work, published in Proceedings of the Royal Society B this week, is a rare example of reproductive conflicts-of-interest between males […]

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