"This is the closest you're going to get to patting the animal," said excavation leader Phillip Manning, a paleontologist at Britain's University of Manchester... Advanced imaging and chemical techniques revealed that the 66-million-year-old "mummified" duckbilled dinosaur had two layers of skin, as do modern vertebrates, including humans. Such a discovery was possible because the dinosaur's skin fossilized before bacteria had a chance to eat up the tissue. It is "absolutely amazing to be able to identify organic molecules from soft tissue that belonged to a beast that died over 66 million years ago," said Manning, whose work with the fossil...