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Documentary Film


Embark on an epic fossil safari – from 34 million years ago to the Ice Age! Enter a prehistoric world when mammals ruled supreme. Join paleontologists as they uncover fossils that reveal how changing climate transformed North America from hot, wet forests to frozen grasslands.


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Much of what the world knows about the age of mammals is found beneath a vast landscape in America’s heartland. Enter a prehistoric world when mammals ruled supreme and embark on a fossil safari with paleo sleuths that reveals how changing climate transformed North America from hot, wet forests – to frozen grasslands.