The 22-foot, 110-million-year-old creature dates back to the Cretaceous Period.
A larger mouth can improve feasting, as demonstrated by a newly identified prehistoric shark that could take in enormous quantities of food.
The dinosaurs of Gondwana may have wandered around and died in fields of flowers that were the ancestors of daisies.
The reptile is an extinct species called the philydrosaurus, and likely lived during the Early Cretaceous, about 145 to about 100 million years ago.
The meteorite that killed off the dinosaurs 66 million years took a toll on evergreen trees.
Venezuela's first-known dinosaur provides some of the earliest evidence that at least some dinosaurs lived in herds.
It's a bird! It's a plane! No, it's actually a new non-avian dinosaur that resembled a jet and could fly with ease too.
Fossil matter proves that the Earth cooled suddenly after an asteroid impact thought responsible for killing the dinosaurs.
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