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A Day in the Badlands

A Day in the Badlands

A 52 Million-Year-Old Safari Adventure

Illustrator: Paul, Jenn
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About the Badlands Fossils This story tells about the fossils of ancient animals found in the Wind River and Bighorn basins of Wyoming. Wyoming's rich fossil record tell us about amazing animals from millions of years ago. About 66 million years ago, an asteroid slammed into the Earth, causing devastating changes that led to the extinction of dinosaurs. As the planet began to recover, it was much warmer than today, allowing palm trees and other tropical plants to grow in Wyoming. Many new species of mammals and birds emerged in this warm climate. Earth's temperatures peaked about 52 million ye...