North American Megafauna Extinctions

The Pleistocene

Animal Migrations and Ice Movement

The Fauna

Migration: Step by Step

Pre-Clovis People

4 Most Common Theories for North American Megafauna Extinction:

Rapid Change from Glacial to Interglacial Period

15,000 to 10,000 years B.P.:

Rapid climate change may have caused extinction by:

Fluctuation in Climate that led to the End of Glaciation

Hyperlethal Disease

Combination of Climate Change and Overkill Theories

Overkill Theory

Computer Simulation of Overkill Theory by John Alroy

Input Values in Simulation

Human input values

Herbivore input Values

Best fit scenario according to Simulation

Relationship between Humans and Herbivores according to best fit scenario

Questions:

References: