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TagPortia (jumping spider)

Extreme magnification - Jumping spider portrait, front view

Spiders Are Smart; Be Glad They Are Small

Recent research has shed light on the intriguing strategies that spiders use to deceive other spiders — and prey in general

Spiders, like octopuses, have eight legs. But they share something else as well — like octopuses, once we got around to studying them, they turned out to be much smarter than expected. What makes spiders even more unusual is that they are smart with very small brains: “There is this general idea that probably spiders are too small, that you need some kind of a critical mass of brain tissue to be able to perform complex behaviors,” says arachnologist and evolutionary biologist Dimitar Dimitrov of the University Museum of Bergen in Norway. “But I think spiders are one case where this general idea is challenged. Some small things are actually capable of doing very complex stuff.” Behaviors that can be…