Dinosaur Classification

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Featured Dinosaur

Seismosaurus

In the early 1990s blockbuster movie Jurassic Park, the characters knew a dinosaur was approaching because the ground shook with every step the animal took. The name Seismosaurus actually means "Earthquake Reptile," because this dinosaur was large enough that it may actually have shook the ground as it walked. An...

Seismosaurus picture

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