资讯

These eight states have designated official state dinosaurs, honoring the living, breathing, occasionally flesh-ravaging ...
A fascinating new dinosaur species has been unearthed in Mexico, changing our understanding of dinosaurs in the Americas. The Coahuilasaurus lipani, a duck-billed ... is the tooth-like projections ...
Gustine High School student Allan Bennison dug up the fossilized remains of a hadrosaurus — a duck-billed dinosaur that lived in North America during the Late Cretaceous Period, The Fresno Bee ...
Microvertebrates are the tiny remains of small vertebrates - not just dinosaurs but other animals such as lizards, crocodiles and mammals. The fossil bones and teeth are so small they have to be ...
The only two specimens ever found of the dinosaur ... a duck-billed dinosaur that lived in North America during the Late Cretaceous Period, The Fresno Bee reported in 2013. The bones, which ...
For the oldest specimen, only a single tooth was found. “We named it Purgatory Hill because it’s above Hell’s Creek,” Sloan said. The fossil is about 65 million years old. Sloan also uncovered the ...
Hadrosaurians — duck-billed dinosaurs — were the least common, possibly due to their preference for rivers. Reductions in river flow may have led to fewer depositions of sediment that could ...