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What was life like millions of years ago? The answer lies deep underground, in a place once home to a ferocious predator much larger than most animals walking around today. Through photographs and detailed illustrations, readers will learn how the secrets buried in a midwestern hillside helped... read more

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First Sentence edit see section history

A short-faced bear moves along a stream.

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  1. David L. Harrison (Author)

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Popular Tags
  1. caves
  2. nonfiction
  3. paleontology
  4. picture book
  5. science 

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