A crow species renowned for its use of tools has a time-saving trick — stashing the same tool for future use. New Caledonian crows (Corvus moneduloides) invest much time and energy turning sticks into ...
Creating bent tools to fish for food in holes and crevices seems to come naturally to a species of crow. In 2002, a captive New Caledonian crow (Corvus moneduloides) called Betty astonished scientists ...
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