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OpenStax Biology 2e, Biological Diversity, Introduction to Animal Diversity, The Evolutionary History of the Animal Kingdom
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By the end of this section, you will be able to do the following:

Describe the features that characterized the earliest animals and approximately when they appeared on earth
Explain the significance of the Cambrian period for animal evolution and the changes in animal diversity that took place during that time
Describe some of the unresolved questions surrounding the Cambrian explosion
Discuss the implications of mass animal extinctions that have occurred in evolutionary history

Material Type:
Module
Date Added:
09/21/2018