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Who Lives in an Alligator Hole?

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轉寄 列印
第1級人氣樹(0)
人氣指樹
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Millions of years ago, dinosaurs left their footprints all over the earth. With each discovery of a dinosaur footprint, ichnologists--scientists who study dinosaur tracks--learn more about these ancient creatures and the world they lived in. Read and find out how to step back into history through the footprint of a dinosaur.

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