For more than a century, paleontologists have treated dinosaurs and mammals as rival success stories that simply took turns ruling the planet. New work on how each group raised its young suggests the ...

Of all the animals ever to have roamed the planet, the iconic long-necked, long-tailed dinosaurs known as sauropods stand unrivaled. No other terrestrial creatures have come close to attaining their ...

An image of University of Maryland geologist Thomas R. Holtz, Jr. holding a baby crocodile, one of the closest living analogs for dinosaurs. Similar to their dinosaur predecessors, crocodiles guard ...

Where they lived: Dinosaur fossils have been found on every continent, including Antarctica. What they ate: Some ate plants, while others ate animals, including other dinosaurs. How big they were: The ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Dinosaur Mysteries digs into the secretive side of the “terrible ...

Before the mid-1960s, it was widely believed that all dinosaurs were cold-blooded, slow-moving animals. But in the summer of 1964, a team of paleontologists led by John Ostrom discovered Deinonychus, ...

I'm always looking for books and documentaries about animals about whom I know little to nothing, so I was thrilled to learn of a new book by Dr. David Hone, one of the world's leading dinosaur ...

Did Pachyrhinosaurus bones always gather in such great numbers? The thousands of Pachyrhinosaurus bones found at Pipestone Creek suggests that these animals lived together in herds. But did they ...