How spiders distinguish living from non-living using motion-based visual cues (IMAGE)
Caption
Unknown Jumping spider, August 2012, Beltsville, Maryland, Benjamin A Coulter helped narrow this down to perhaps an immature Thiodina sylvana
Credit
Sam Droege, USGS Bee Inventory and Monitoring Lab, Flickr
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CC PDM 1.0, https://creativecommons.org/publicdomain/mark/1.0/
License
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