Life: The Science of Biology 11th Edition

Published by W. H. Freeman
ISBN 10: 1-31901-016-4
ISBN 13: 978-1-31901-016-4

Chapter 53 - The Physical Environment and Biogeography of Life - 53.5 - Geographic Area and Humans Affect Regional Species Diversity - 53.5 Recap - Learning Outcomes - Page 1164: 2

Answer

The theory of continental drift explained how the fossilized remains of similar animals can be found on continents that are separated by oceans. This concept of phylogeography changed the field of biogeography because it explained how the emergence of geographic barriers may permanently alter the spread of a population and even bring about evolutionary change.

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