Roughly 150 million years ago, a speedy, dog-sized dinosaur with big feet sprinted around what is now Colorado, dodging ...

Scientists have discovered a new species of dinosaur — one that was dog-sized and roamed what is now the United States around ...

Dino Size: How Do Species Compare? It’s tricky to imagine the size of an animal you’ve never seen in real life. Even the long neck of a giraffe could be difficult to picture if you haven’t ...

A new species of dinosaur has been discovered.Researchers say the Enigmacursor mollyborthwickae was a dog-sized creature that ...

A newly-discovered dog-size dinosaur was covered in armor and had tiny arms ... This is, in fact, the thyreophoran known to have been unearthed anywhere on the southern side of the equator. ...

Sometime during the Cretaceous Period, 125 million years ago, a feisty mammal the size of a domestic cat attacked a dinosaur three times its size. CNN values your feedback 1.

A dinosaur that could change everything has been unearthed: it was the size of a dog and may be the oldest fossil of its kind ever found. It has come to light 166 million years after its death ...

A 125-million-year-old fossil from the early Cretaceous shows the skeletons of a smaller mammal biting a larger horned dinosaur, suggesting a much more complex ancient food web.

Evolution of dinosaur body size through different developmental mechanisms. ScienceDaily . Retrieved June 2, 2025 from www.sciencedaily.com / releases / 2023 / 02 / 230223181827.htm ...

More than 260 dinosaur footprints found in South America and Africa match up, serving as a reminder of how young Earth's continents still are.

Sometime during the Cretaceous Period, 125 million years ago, a feisty mammal the size of a domestic cat attacked a dinosaur three times its size. CNN values your feedback 1.

The meat-eating dinosaurs known as theropods that roamed the ancient Earth ranged in size from the bus-sized T. rex to the smaller, dog-sized Velociraptor. Scientists puzzling over how such wildly ...