Hadrosaurid dinosaurs evolved and diversified rapidly, resulting in a wide variety of crest shapes across different species. Some were tall and tube-shaped, while others looked like helmets or fins.

A newly discovered species of hadrosaur may not have had any kind of cool built-in weapons like a clubbed tail or rows of razor-sharp teeth, but that doesn't mean it wasn't a serious survivor.

A 'primitive' species . In the late Cretaceous, hadrosaurs were one of the most abundant dinosaur groups in what is now South America. As a result, ...

From a teenage tyrannosaur's last meal to a fossilized voice box and a cliff covered in footprints, here are the 10 best dinosaur fossils unearthed this year.

The species is a ”non-hadrosaurid hadrosauroid,” a species that looks like the well-known hadrosaurids, but has actually diverged genetically and is a transitional species to later known animals.

Many hadrosaur species lived between 75 and 65 million years ago in the Late Cretaceous Period. Other examples of dinosaurs from the hadrosaur family include the ...

It's the most complete dinosaur ever found in Mississippi, but exactly what it was remains a mystery. It's been identified as a hadrosaur; a member of a family of similar dinosaurs, and it roamed ...

"Dakota the Dinomummy" went on exhibit in February 2020. The image shows the right manus, or hand, of an Edmontosaurus, a species of the duck-billed hadrosaur.

The species is a ”non-hadrosaurid hadrosauroid,” a species that looks like the well-known hadrosaurids, but has actually diverged genetically and is a transitional species to later known animals.

While the plant-eating hadrosaurs were common towards the end of the Mesozoic Era, this one appears to be an ancestral species, with no other relatives in its Genus, making it even more curious as ...