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Important events in the history of life
A timeline can provide additional information about life's history not visible on an
evolutionary tree. These include major geologic events, climate changes, radiations of
organisms into new habitats, changes in ecosystems, changes in continental positions,
and widespread extinctions. Explore the timeline below to review some of the important
events in life's history.
(If the timeline doesn't work, view the Text-only version)
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