110M year-old nodosaur is the best-preserved fossil of its kind (2017)
> it was an enormous four-legged herbivore protected by a spiky, plated armor. It weighed approximately 3,000 pounds.> To give you an idea of how intact the mummified nodosaur is: it still weighs 2,500 pounds!How does it weight less as a stone fossil than as an organic life form mostly made of water?Most stone is 2-3 times as dense as waterhttps://www.thoughtco.com/densities-of-common-rocks-and-mine...