60-Second Science

On-the-Job Chimps Use Multiple Tools

A study in the American Journal of Primatology found that chimps wield different tools, each with a specific purpose, when attempting to catch tasty ants. Karen Hopkin reports














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[The following is an exact transcript of this podcast.]

To do a job right, you need the right tools. Even a chimp knows that. According to a study in the American Journal of Primatology, chimps in the Congo use multiple tools to capture army ants.

You’ve probably seen footage of chimps using sticks to harvest honey or trap termites. But when it comes to collecting ants, the apes are all over the place—sometimes using tools, other times going in barehanded. To investigate these different techniques, a research team spent almost 10 years in the Congo, filming chimpanzees and collecting more than 1000 ant-fishing tools. And they found that the nastier the ant, the more likely the ape is to pick up a stick.

Chimps that tear open a nest with their hands risk getting bitten, and driving the insects away. Instead, many chimps use a series of tools: one to poke a hole in the nest, and another to dip in to gather a few tasty specimens. They even pick up tools left behind by other chimps.

Now, would an infinite number of chimpanzees using an infinite number of tools produce a Louis-the-Fourteenth-style table and chairs? It’s doubtful. But they’d probably catch an infinite number of ants.

—Karen Hopkin


4 Comments

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  1. 1. candide 08:57 AM 9/9/09

    Hey, maybe SciAm could hire one of the Chimps to design a better website...

    Reply | Report Abuse | Link to this
  2. 2. Hexamon in reply to candide 02:32 PM 9/9/09

    Spot on! :)

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  3. 3. Hexamon 02:35 PM 9/9/09

    As for this line:

    "Now, would an infinite number of chimpanzees using an infinite number of tools produce a Louis-the-Fourteenth-style table and chairs? It’s doubtful. But they’d probably catch an infinite number of ants.
    "

    Well, didn't they...?

    Reply | Report Abuse | Link to this
  4. 4. woaiyinan 08:57 PM 9/9/09

    seems the podcast doesn't match the text.

    Reply | Report Abuse | Link to this
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