New Caledonian crows don’t have cell phones, yet, but researchers propose that these birds may ratchet up the sophistication of the tools they do have and pass along the better designs. AVIAN UTENSILS ...
New Caledonian crows are a smart, capable species known for their innovative tool-making skills. Mango the crow, who lives at Oxford University, is a member of this species, but he recently did ...
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