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Anthony Barnosky and Kaitlin Maguire Measure Mammal Extinctions at the John Day Fossil Beds

9 minutes 14 seconds

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A man and a woman sitting on the ground with tools beside them. Caption: We have part of a leg bone, the shin.

Is a sixth mass extinction on the horizon? Dr. Anthony Barnosky and Kaitlin Maguire travel to the John Day Fossil Beds National Monument to find, collect, and date fossils. They have determined that the rate at which animals are going extinct today is much faster than normal.

Media Details

Runtime: 9 minutes 14 seconds

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