A Cooper's hawk apparently learned to time its attacks on prey (smaller birds) by recognizing a crosswalk signal would mean cars would move, making it harder for that prey to detect its own motion. https://www.smithsonianmag.com/smart-news/a-young-coopers-hawk-learned-to-use-a-crosswalk-signal-to-launch-surprise-attacks-on-other-birds-180986685/
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