Duck-billed dinosaurs belonged to the 'hadrosaurus' category of herbivorous dinosaurs that roamed prehistoric wetlands.
Life along the edge of the Western Interior Seaway was dynamic and diverse100 million years ago. Seasonal floods shaped sprawling lowlands while dense forests pressed against winding muddy channels in ...
Paleontologists have long wrestled with how to differentiate between male and female dinosaurs based on their fossils. But new research may bring scientists closer to identifying the sex of one group ...