Perhaps the most striking evidence comes from tool use. While many animals use found objects as tools, New Caledonian crows (Corvus moneduloides) manufacture hooks from twigs and even fashion stepped tools from cardboard. In laboratory settings, these crows spontaneously bent straight wires into hooks to retrieve out-of-reach food—a behaviour not observed in chimpanzees without prior demonstration.
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Look for capitalized names (e.g., Betty the Crow) or technical terms to scan the text faster. 2. True, False, Not Given Perhaps the most striking evidence comes from tool use
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