Why New Caledonian Crows Craft Hooked Tools | The Weather Channel

Why New Caledonian Crows Craft Hooked Tools | The Weather Channel

January 24, 2018

Updated: January 24, 2018, 4:29 pm ESTPublished: January 24, 2018, 4:29 pm EST

Study uncovers why New Caledonian crows, the only nonhuman species known to create hooked tools, engage in such intricate behavior.

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