Hard-headed dinosaurs /
Describes the appearance, eating habits, and habitat of hard-headed dinosaurs, including Pachycephalosaurus, Psittacosaurus, Triceratops, Styracosaurus, and Pachyrhinosaurus.
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| Main Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
Philadelphia :
Chelsea Clubhouse Books,
[2009]
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| Series: | Birch, Robin. Dinosaur world.
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| Subjects: |