<p>The slab in the Australian school’s foyer is covered in tiny, chicken-like footprints.</p> <p>The post <a href="https://www.popsci.com/science/school-dinosaur-footprints/">Dinosaur footprints unknowingly displayed in a high school for 20 years</a> appeared first on <a href="https://www.popsci.com">Popular Science</a>.</p>