Why did the dinosaurs become extinct?

Discusses scientific theories regarding the disappearance of the dinosaurs including disease, climate changes, starvation, and a meteor collision.

PowerKids Press
1999
9780823952762
book
Lexile: 
820

Holdings

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210292656699382463255616369877HINW257HINW029621567.9 JAC567.915825759371742569409
300606264662692407255616369877PCE301PCP0008381567.9 JAC567.916377825731736800991
300606364662692407255616369877PCE301PCP0021306567.9567.916377825731736800991
3248293666303115752556163698773398T 3336261567.9 JAC567.916407292551640729255