640342
9780064450560
How can you tell dinosaurs apart?You can learn a lot about dinosaurs by looking at their bones. Some dinosaurs were very small; others were huge. Some had sharp, pointy teeth for eating meat; most plant-eaters had flat, dull teeth. Some dinosaurs' hipbones pointed forward, while other dinosaurs' hipbones pointed backward. There were dinosaurs with bony armor on their backs and others with deadly horns on their heads. Today scientists have divided dinosaurs into separate orders according to their special characteristics. It's easy to see--dinosaurs are different.Aliki is the author of 'Dinosaurs Are Different' with ISBN 9780064450560 and ISBN 0064450562.
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