Related Resources

Earth's Next Chapter | Prehistoric Road Trip

Over in Montana, lurking in the depths of the Yellowstone River, lives a fish whose ancestors swam in this region's waters alongside T. rex and Triceratops tens of millions of years ago.

Learn how animals have changed over millions of years and how some animal lineages are able to endure that is. For more information, visit the Prehistoric Road Trip website. 

Publisher
PBS Learning Media

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