Dino-Sore Throat — First Evidence Of Dinosaur Respiratory Infection Found In A 150 Million Year Old Fossil Called ‘Dolly’ “We’ve all experienced these same symptoms – coughing, trouble breathing, a fever, etc. – and here’s a 150-million-year-old dinosaur that likely felt as miserable as we all do when we’re sick,” said paleontologist Cary Woodruff.