Scientists Just Found a 245-Million-Year-Old Sea Reptile With Its Organs Still Intact

Some 245 million years ago, a small marine reptile died. Now, researchers have found its astonishingly well-preserved body, complete with an almost intact stomach, liver, and intestines. According to a new study published in Science Advances, the fossil offers the oldest known example of a preserved digestive system in any reptile. It’s called an Austronaga…