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The Dirt: This Week in Nature

This week's dirt: Arachnid behavioral hijacking, electroreception in modern fish, voice recognition in meerkats, and daydreaming rats. Some of the biggest nature news, curated by the PBS Nature team.

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The Dirt: This Week in Nature

Koala Males Woo Mates and Scare Rivals By Going Baritone. It’s simple physics that shorter vocal tracts produce higher frequency sounds than longer ones. And since larger body size normally equates with longer vocal ...

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The Dirt: This Week in Nature

Glow-in-the-Dark Survival Skills. Researchers investigating why a few species of millipedes glow in the dark set up a field experiment in California’s Giant Sequoia National Monument Park. They collected these strange ...

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The Dirt: This Week in Nature

Nile Crocodiles Are Really Two Different Species. Recent DNA evidence seems to confirm that the Nile Crocodile, which was thought to be a single species, is actually comprised of two different species that inhabit different ...

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New Discoveries atop the Pryor Mountains

On July 27, Lauryn, Erin (our summer intern) and I drove from Colorado Springs to Lovell, WY, to visit Cloud and the wild horses of the Pryor Mountains. Aside from the terrible sadness we felt at losing two of our very ...

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Tragedy on the Pryor Mountains

Lauryn, our Cloud Foundation whiz kid, and Erin, our college intern from Michigan, traveled with me from Colorado to the Pryor Mountains on July 27, 2011. It was a bittersweet journey. In the early evening we drove to ...

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Back in Alaska (July 2011)

Chris Morgan was back in Alaska for a week in July — two years after filming for Bears of the Last Frontier — and sends a quick video blog from among the bears.

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