Animal News: Spiders Jump With Deadly Accuracy in Green Light
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© 2012 National Geographic; some video courtesy Science/AAAS
Spiders Jump With Deadly Accuracy in Green Light
January 26, 2012—Researchers have discovered a unique visual attribute that jumping spiders use in attacking and catching prey. The arachnids use what is called image defocus-proven in part by videos that show spiders jumping with deadly accuracy in green light (and fumbling in red).