The backs of jumping spiders resemble predatory insects like wasps and praying mantises that can fool even AI. Credit: Graphic: Olivia Harris; photos: Jurgen Otto Some jumping spiders look so much like wasps that scientists named them for the predatory insects. But University of Cincinnati biologists wondered: Do these mimics really look like insect faces or is it just our own perceptual bias? After all, we see faces everywhere: tree trunks, rock outcrops,