Step Into the Past with Fossilized Dinosaur Footprints and Ancient Barf!

Imagine stepping into a time machine and seeing exactly where a dinosaur walked, dug a hole, or even threw up after lunch! These amazing clues are called trace fossils, and they act like ancient photographs capturing the everyday lives of creatures from millions of years ago. What do you think a fossilized dinosaur footprint would feel like if you touched it?