Researchers studying Australian magpies noticed some surprising behavior among their subjects. After fitting the birds with harnesses, the scientists watched as groups of magpies pecked the harnesses off their friends, making it impossible for the research to continue. The event touched off a scientific debate about what motivated this magpie rebellion. Listen to learn more about the ill-fated study and the questions it raised about the intelligence of magpies.
Story Length: 2:38
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