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Why Did T. rex Have Short Arms?

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Item SKU : 140027

When did the first dinosaurs appear on Earth? What happened to them 65 million years ago? How do we know about dinosaurs—and are there any still alive today? Dinosaurs are absolutely irresistible—and children will love learning about these fascinating creatures and looking at the cool illustrations!


  • Hardcover
  • For readers 6 years and up
  • Written by Melissa Stewart

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