Million years ago, dinosaurs roamed the Earth, leaving behind a legacy etched in rocks. Fossils have given us a glimpse into their physical form, different species, traits, and even lifestyle.

Scientists have discovered a freakish, birdlike species of dinosaur — 11 feet long, 500 pounds, with a beak, no teeth, a bony crest atop its head, murderous claws, prize-fighter arms ...

The bony crest is a feature usually seen in dinosaurs from earlier eras, while its neck feathers show evidence of microscopic wide, flat, pigment-containing packages, or melanosomes, that may ...

Gates speculates: “Once you have a signaling device in the form of a feather, why grow a bony cranial crest?” For these plumed dinosaurs, feathers were in and bony ornaments were out.

The duck-billed dinosaurs that roamed North America some 77 million years ago were giant herbivores with a flat, paddle-shaped bony crest that completely covered the back of the top of the skull.

And many dinosaurs sported bizarre bony skullcaps. But Corythoraptor’s tall, narrow crest, tipped rakishly forward above the eyes, makes it a dead ringer for the cassowary, a modern-day bird ...

Parasaurolophus used its crest to communicate and intimidate ... PARASAUROLOPHUS KNOW WHERE TO FIND THEM. >> OTHER DINOSAURS BESIDES PARASAUROLOPHUS HAD BONY CRESTS ON THEIR HEADS, LIKE ...

But while Caihong's feathers were a first, it had other traits associated with much earlier species of dinosaurs, including the bony crest on its head. "This combination of traits is rather ...

While previous studies mostly focused on the dinosaur's unique crest, this study revealed six ... a vertically projecting squamosal — a skull bone found in amphibians, reptiles, and birds.

These dinosaurs are part of a group called Oviraptorosaurs ... It would have also had a bony crest on its head, again, similar to Anzu, though it may have differed in exact shape," Atkins-Weltman ...

Just when you thought dinosaurs couldn't get any older, the oldest dinosaur has been found in Africa, a new study says. The fossils push back the dawn of the dinosaurs to around 240 million years ...