For millions of years, the land we now call the United States has been home to towering prehistoric beasts, strange sea creatures, and lush ancient forests that no longer exist. Evidence of this ...
Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment. Rachael has a degree in Zoology from the ...
A fossil only tells part of the story. When an animal's body is preserved as a fossil, there are often pieces missing, and ...
MIT researchers traced chemical fossils in ancient rocks back to the ancestors of today’s demosponges. A team of geochemists ...
Animals often swallow stones called gastroliths to help grind food. But none of the thousands of similar fossil birds have ever been found with swallowed stones.