How did big mammals survive when the dinosaurs became extinct
A theory is that disease caused the extinction. Another theory suggests mammals killed dinosaurs by eating dinosaur eggs. ChaCha! [ Source: http://www.chacha.com/question/how-did-big-mammals-survive-when-the-dinosaurs-became-extinct ]
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- How did big mammals survive when the dinosaurs became extinct?
- http://www.chacha.com/question/how-did-big-mammals-survive-when-the-dinosaurs-became-extinct
- A theory is that disease caused the extinction. Another theory suggests mammals killed dinosaurs by eating dinosaur eggs. ChaCha!