Honeybees will learn to zoom up to particular human faces in a version of a facial-recognition test used for people, researchers say.
INSECT SPECTACLE. Top image shows a human face as a bee probably sees it. Bees trained to distinguish a picture of one man (top row of faces) from each of the first two images in the bottom row, chose his face instead of the others in the bottom row, except when both choices were upside down.
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