Extinctions: Past and Present Week 4 - The fifth extinction and the rise if the mammals

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Abstract
In this video, Professor Anusaya Chinsamy-Turan introduces the topic of the fifth and last mass extinction at the end of the Cretaceous. She introduces three researchers who she will interview in subsequent interviews to get their perspectives on different aspects of the development of life over the more recent past: William Bond, a terrestrial ecologist. Pippa Haarhoff, a paleontologist, and Becky Ackerman, an archeologist.
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