Two underwater sea lilies were eaten and regurgitated around 66 million years ago. They were preserved as fossilized vomit.

The animal dies. 2. Soft parts of the animal's body ... This is why dinosaur fossils often have a sponge- or honeycomb-like texture: the internal bone structure has been preserved.' Tree fossils, also ...

Searching for Dinosaur and Other Prehistoric Animal Fossils The Yale College Expedition ... of the past the patient geologist may find the petrified remains of all the forms of life belonging ...

Scientists have identified several hundred species of fossil plants and animals in Petrified Forest. The park consists of two main sections, and recent legislation has authorized doubling the land ...

Petrified Forest is best known for its ancient trees that have crystallized over 225 million years into rainbow colors. The park also features fossils from huge 18-foot crocodile-like creatures known ...

because Theodore Roosevelt had the foresight to protect this area’s impressive collection of petrified trees in 1906. While he knew the Chinle Formation, home to these wood-turned-stone delights, ...

Indeed, as the people of Glen Rose learned, the fossils work nicely as a brick substitute. In the 1920s and 1930s, locals ...

Though distinct disciplines, both paleontology and archaeology use similar technologies and methods in their work and show ...

including its namesake petrified wood. It’s the only place chindesaurus fossils have ever been found. Coelophysis fossils have also been discovered in the park, but dinosaurs only make up a ...