Dinosaur

‘One-Ounce Wonder’: Mouse-Sized Dino-Era Species Found in Patagonia

Unearthed in Chilean Patagonia, the 74-million-year-old Yeutherium pressor is the smallest known South American mammal from the dinosaur era.

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An illustrative image of an asteroid near the Earth.

Asteroid the size of 3 T. rex dinosaurs to pass Earth Sunday - NASA

Dinosaur tracks revealed after floods.

Texas Floods Reveal Ancient Dinosaur Footprints

Illustration: A sauropodomorph at an Australian museum.

Paleontologists Reveal How a 200-Million-Year-Old Dinosaur Rewrites East Asian History


Researchers Name Jurassic Swimmer ‘Plesionectes Longicollum’ After Long Storage

The nearly complete 2.95 meter skeleton was forgotten since 1978.

A reconstruction of Plesionectes Longicollum.

Evidence of First Mixed-Species Dinosaur Herd Found in Canada's Badlands

In just 29 square meters researchers documented footprints from at least five ceratopsians, one ankylosaurid, one small theropod and two large tyrannosaurids moving in the same direction.

Views of the Skyline Tracksite. shortly after discovery (A) and following excavation (B).

Museum finds 67.5-million-year-old dinosaur fossil beneath parking lot

The fossil vertebra, found 763 feet underground, offers a rare glimpse into the late Cretaceous period.

 Museum finds 67.5-million-year-old dinosaur fossil beneath parking lot.

'Ash-Winged Dawn Goddess': Oldest North American pterosaur fossil found

Jaw, wing bone, and tooth of Eotephradactylus mcintireae (209.2 Ma) reveal a floodplain ecosystem with fish, giant amphibians, and early turtles before the end-Triassic mass extinction.

 'Ash-Winged Dawn Goddess': Oldest North American pterosaur fossil found.

Night lizards survived dinosaur-killing asteroid impact and still inhabit the region

Scientists suggest their secretive lifestyle and slow metabolism helped them endure the mass extinction.

 Lepidophyma flavimaculatum, the yellow-spotted tropical night lizard.

The dragon prince: T. Rex related new dinosaur species found in Mongolia

Discovery leads to revised tyrannosaur family tree, shedding light on T. rex's ancestry.

 The dragon prince: T. Rex related new dinosaur species found in Mongolia.

First ever discovery of sauropod gut contents confirms herbivorous diet

Analysis reveals sauropods didn't chew but used gut microbes to digest varied plant diet.

 Australian Age of Dinosaurs Collection Manager Mackenzie Enchelmaier holds up sauropod gut content fossil.

New pterosaur species Nipponopterus mifunensis identified from Japanese fossil

Expected to provide important clues on pterosaur evolution, the fossil is the first known member of a new genus.

 New pterosaur species Nipponopterus mifunensis identified from Japanese fossil.

Nature study: Newly analyzed fossil reveals earliest feathered flight

"Archaeopteryx is not the first dinosaur with feathers, nor is it the first dinosaur with wings. However, we think it is the earliest known dinosaur that could use its feathers for flying."

 Nature study: Newly analyzed fossil reveals earliest feathered flight.

When Pterosaurs ruled Brazil's sky

In 'Pterosaurs of Brazil', paleontologist Luiz Eduardo Anelli highlights four species with unique characteristics, such as enormous crests and colossal heads.

 When Pterosaurs ruled Brazil's sky.

Did T. rex's 'grandparents' migrate over the Bering Land Bridge?

Tyrannosaurus rex evolved in North America, specifically in Laramidia, the western half of the continent.

 The disparity of the Northern and Southern hemisphere’s evolution of terrestrial Cretaceous faunas after the Cretaceous Thermal Maximum