And they said the machines would take our jobs.
In France, some crows have been trained to pick up cigarette butts on the street. The crows pick up cigarette butts and put them into a machine, where they receive food as a reward. https://t.co/jRk1aVLAZ2 https://video.twimg.com/ext_tw_video/1825886835119132673/pu/vid/avc1/640x360/7V-RH9BA_I5inMZG.mp4?tag=12
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