Scientists studied thousands of dinosaur footprints in Bolivia and uncovered how these animals moved, ran, and interacted on ...

Some feathered dinosaurs may have lost the ability to fly, revealing that the evolution of flight was far more complex than ...

From November through April thousands of FeederWatchers from all over North America report information on the birds they see ...

Quetzalcoatlus northropi has been estimated at various weights. Some estimates are as low as 100 KG (220 lbs) and as high as ...

Tens of millions of years ago, a diverse array of bird species soared, swam, and thrived amid their scaly reptile cousins—and ...

By about 175 million years ago, a group known as Pennaraptora had emerged - the closest known relatives of modern birds and ...

A nature photographer stumbled upon thousands of 210-million-year-old dinosaur tracks in Italy's central Alps, near where ...

Jurassic Park—and its never-ending sequels and spinoffs—starts with a basic premise: extracting the DNA of long-dead ...

Dinosaur Valley State Park, where about 230,000 visitors a year come to see the tracks, is the town’s economic engine. But residents are worried that it’s being threatened by a proposed high-voltage ...

A new study led by a researcher from the School of Zoology and the Steinhardt Museum of Natural History at Tel Aviv ...

A rare set of 160-million-year-old dinosaur fossils is reshaping scientists’ understanding of how flight evolved among ...