How we found out that birds are dinosaurs. . . .  And, let's be thankful for those who like roughing it! . . .    "Mark Norell, 68, Discoverer of Links Between Dinosaurs and Birds, Dies.   "His expeditions, including many to the Gobi Desert in Mongolia, yielded rare findings and led to exhibitions at the American Museum of Natural History.". . .   https://www.nytimes.com/2025/09/13/science/earth/mark-norell-dead.html?unlocked_article_code=1.mE8.GSLb.H7Oj-2PTduPZ&smid=url-share A. ShippeeHamden