The oldest duck-billed dinosaur
fossil has been found where it was least expected: North America.
In 2008, our field crew unearthed a wealth of fossils in southern Alberta, including a remarkable duck-billed dinosaur
that had more than its bones preserved.
Washington, July 21 (ANI): A new species of the hadrosaur - the oldest duck-billed dinosaur
known from North America has been discovered, and named by scientists.
Hadrosaurs or duck-billed dinosaurs
, along with the small ornithopod Thescelosaurus, preferred to live along the edge of rivers, while Ceratopsians preferred to be several miles inland.
As a group, the Coelurosaurs--which include duck-billed dinosaurs
, oviraptors, and even Tyrannosaurus rex--sport a variety of special features, including beaks and horns.
Washington, June 30 (ANI): In a new study, scientists have found evidence that the duck-billed dinosaurs
- the Hadrosaurs - had a unique way of eating, unlike any living creature today.
were the Cuisinarts of the Late Cretaceous period, pulverizing tough, gritty plants such as conifer trees using hundreds of rough, interlocking teeth (shown).
Of course, it's hard to tell what that cocks comb might have done for the duck-billed dinosaurs
Based on Hormer's 1978 discovery of a dinosaur nesting area near Choteau that's become known as Egg Mountain, a duck-billed dinosaur
(Maiasaura, "good mother lizard") is hwon gently feeding a nest of hungry youngstersf this display demonstrates Horner's theory that the duck-billed dinosaurs
tended their young as birds do.
Around Hell Creek - so called because when it rains, the polite advice is to 'just get the hell out of here' - fossil hunters unearth fragments of duck-billed dinosaurs
, alligators and giant fish scales dating back some 80 million years.
Around Hell Creek - so called because when it rains, the polite advice is to, ``Just get the hell out of here'', fossil hunters unearth fragments of duck-billed dinosaurs
, alligators and giant fish scales dating back 80 million years.
Although the location of this particular skeleton has been known since the 1950s, scientists thought it belonged to one of the more common duck-billed dinosaurs
The most common dinosaurs in North America between 75 and 65 million years ago, duck-billed dinosaurs
were gentle giants, about 12 meters long, and filled the same ecological role that kangaroos or deer play today.