<ul><li>Researchers at Johns Hopkins University's Terradynamics Laboratory are using spider robots to study the behaviors of real spiders in locating prey.</li><li>Spiders exhibit crouching behavior to sense differences in web frequencies and locate prey that is not moving.</li><li>The research offers evidence for the hypothesis that spiders use a form of echolocation to find immobile prey.</li><li>The experiments with robot models provide reproducible results and offer insights into the biological system of spiders.</li></ul>

SpiderBot experiments hint at “echolocation” to locate prey

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