Please Explain: Sharks - Please Explain (The Leonard Lopa...

What this episode covers

There are some 440 species of sharks, and the fish have been swimming in the oceans for 420 million years, before dinosaurs existed. On today's Please Explain we'll find out about sharks, from hammerheads to great whites, and look at how they are becoming threatened. We're joined by Melanie L. J. Stiassny, Axelrod Research Curator of Fishes, Department of Ichthyology, American Museum of Natural History; and John Maisey Curator and Axelrod Research Chair, Division of Paleontology, American Museum of Natural History.

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Frequently Asked Questions

How long is this episode of Please Explain (The Leonard Lopate Show)?

This episode is 35 minutes long.

When was this Please Explain (The Leonard Lopate Show) episode published?

This episode was published on September 25, 2009.

What is this episode about?

There are some 440 species of sharks, and the fish have been swimming in the oceans for 420 million years, before dinosaurs existed. On today's Please Explain we'll find out about sharks, from hammerheads to great whites, and look at how they are...

Can I download this Please Explain (The Leonard Lopate Show) episode?

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