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Lecture 39 All Good Things... The K/Pg Extinction, Part 1
Автор: Thomas Richard Holtz
Загружено: 4 дек. 2021 г.
Просмотров: 1 994 просмотра
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How did the age of dinosaurs come to an end? What is a "mass extinction", and how do we recognize one? And whatever happened to the "K/T extinction", anyway?
Our beginning look at the issues surrounding the end of the Mesozoic Era and the Cretaceous/Paleogene (K/Pg) mass extinction. What groups died out, and what survived? What were some previous (but no longer supported) hypotheses of dinosaurian extinction?
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