Holocene epoch - PowerPoint PPT Presentation

Unit 3: Lecture 3 Recent Distribution patterns, dispersal &amp; centers of origin

Unit 3: Lecture 3 Recent Distribution patterns, dispersal &amp; centers of origin 1. How many genera disappear during 5 Mass extinctions? How did this contribute to development of new species? Cenozoic Eon – recent history Tertiary Period - 65-1.64 MYA Quaternary Period - 1.64-present MYA

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Extinctions: The End of Biodiversity

By C Kohn, Waterford, WI. Extinctions: The End of Biodiversity . What is extinction? . Extinctions occur when the last individual of a species dies out. Functional Extinctions occur when individuals remain but the odds of sustainable reproduction are low

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Holocene epoch - PowerPoint PPT Presentation

Unit 3: Lecture 3 Recent Distribution patterns, dispersal &amp;amp; centers of origin

Extinctions: The End of Biodiversity

Unit 3: Lecture 3 Recent Distribution patterns, dispersal & centers of origin