dinosaur, North America

230 million-year-old dinosaur is oldest ever discovered in North America — and changes what we know about how they conquered Earth
A newfound "chicken-size" dinosaur, recently unearthed in Wyoming, changes what paleontologists thought they knew about how dinosaurs spread across the globe.
Dinosaur discovery in North America is completely rewriting their history
Researchers discovered Ahvaytum bahndooiveche fossils in Wyoming, revealing dinosaurs in Laurasia earlier than believed.
Oldest Equatorial Dinosaur In The World Discovered, Dating Back 230 Million Years
The oldest equatorial dinosaur in the world, and North America's oldest dinosaur, has been described in a new study. Dating back 230 million years, the chicken-sized dinosaur has big implications for our understanding of how dinosaurs spread across the world,
'Dinosaur highway' footprints dating back 166 million years discovered in England
A “dinosaur highway" containing nearly 200 tracks that date back 166 million years was discovered in a limestone quarry southern England.
'North America's Oldest Dinosaur' Discovered, Challenging Dino Origin Story
But this is where Ahvaytum may rewrite the origin story because it originates from the North American landmass, which once formed part of Laurasia. At roughly 230 million years old, it is comparable to the oldest known dinosaurs from Gondwana.
Dinosaur history rewritten by fossil discovery of chicken-sized dinosaur, experts say
Dinosaurs inhabited the Northern Hemisphere millions of years earlier than scientists previously thought, according to the new research.
230 Million-Year-Old Fossil From Wyoming Challenges Dinosaur Origin Theories
A chicken-sized dino, the oldest known in North America, has thrown a wrench in the widely accepted timeline of early dinosaur history.
Oldest North American dinosaur fossil discovered, dates back 230 million years
This discovery challenges the long-held belief that dinosaurs originated exclusively in the southern supercontinent, Gondwana.
Newly discovered Dinosaur fossil challenges what we know about prehistoric life
A newly discovered dinosaur, uncovered by UW-Madison paleontologists, is reshaping the understanding of prehistoric reptiles.
A Quarry Worker Uncovered a Dinosaur Highway Full of Jurassic Footprints
A quarry worker was stripping clay from the ground when he felt odd bumps—they turned out to be part of a ...
Nearly 200 Jurassic footprints unearthed on ‘dinosaur highway’
Nearly 200 Jurassic footprints found in southern England reveal new insights into 166 million-year-old prehistoric creatures, ...
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Scientists Discover Dinosaur Face That Still Has Its Skin
In an extraordinary paleontological discovery, scientists have uncovered a remarkably well-preserved dinosaur face fossil ...
190 New Species Discovered in 2024
In 2024, scientists described and named a staggering 190 new species, including a vegetarian piranha and a rat confined to a ...
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Footprints from a vast dinosaur highway discovered in the UK
“Individual footprints are quite commonly found in the UK, especially on the coasts around Sussex, the Isle of Wight and ...
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New Study Finds That T. Rex Could Have Been 70 Percent Larger Than Previously Believed
The largest Tyrannosaurus rex ever discovered was "Scotty," a 43-foot-long, 19,555-pound monster who was unearthed in Canada ...