Stories Related to Dinosaurs Skinny? Curved Bones Suggest Prehistoric Beasts Weighed Less Than Previously Thought

By: Charles Choi, LiveScience Contributor Published: 11/21/2012 09:01 AM EST on LiveScienceThe fact that bones have curves has now thrown a curveball into calculations of dinosaur weight, researchers say. New estimates suggest dinosaurs may have been lighter than once thought, scientists explain. With the rare exceptions of fossilized scraps of skin, feathers, bristles and other relatively soft tissues, all that remains of most extinct creatures are their skeletons.