Apes Shown to Be Able to Plan Ahead

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Apes Shown to Be Able to Plan Ahead

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They don't bring along an umbrella or sunglasses that might be needed later, but researchers say apes, like people, can plan ahead.

Both orangutans and bonobos were able to figure out which tool would work in an effort to retrieve grapes, and were able to remember to bring that tool along hours later, researchers report in Friday's issue of the journal Science.

In a series of laboratory tests the apes were shown the tools and grapes, allowed to retrieve grapes, and then removed from the area where the treats were available.

They were allowed back from one to 14 hours later and most were able to bring along the correct tool to get the treats, report Nicholas J. Mulcahy and Josep Call of the Max Planck Institute for Evolutionary Anthropology in Leipzig, Germany.

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Apes have the ability to remember to bring the right tools when needed.
By YCON: posted on 19-5-2006








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