自然旅游   

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MANUEL LEAL: I was very lucky to grow up in Puerto Rico. When I was a little kid, I spent hours catching lizards. And to me, that was amazing. So I've been with the lizards all my life, ba...

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Larson: There was no way for this particular plant to get to those three different places, these three different areas in the southern hemisphere and to be about the same, that would have evo...

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Steve: Well, the story has everything in it. It's got adventure, it's got, unfortunately, tragedy, it has this, kind of, incipient understanding of plate tectonics, that's implied, it has evo...

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Today we got this wonderful collection of fiddler crabs. 1274 jars of crabs. It's a lot of crabs. It's a sizable collection. Frank Barnwell, faculty member at the University of Minn...

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Each fall,people travel to Vermont to see the colorful autumn leaves.In winter,people come to ski and snowboard in the mountains.In the warmer months,they go on river-rafting trips and camp and enjoy ...

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“I only watch Nigerian films. And I love them. I learn so many things from them like being careful to choose good friends.” These are the words of Mariama Touray from the West African country The G...

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CLAY BOLT: We spray lots of chemicals on plants-- fertilizers, pesticides, fungicides. Could some of these chemicals have harmful effects on pollinators like bees? There are almost ...

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DOMINIQUE DEMILLE: Oh, they is coming. SPEAKER 1: For over 40 years, Joyce Poole has been studying elephant populations in Africa. She's one of the world's experts on elephant beh...