What was 21-feet tall, looked like a T-rex and was covered in feathers? It was the Cryolophosaurus, of course! This eccentric ...

A large fish-eating dinosaur died beside a river 125 million years ago in Cretaceous Thailand. Now, the remains of this ...

In 1989, paleontologist Darren Tanke suggested that similar breaks were the result of mating as one dinosaur mounted the ...

The little bird-like dinosaur Oculudentavis khaungraae probably dined on insects in a Cretaceous rainforest. A piece of amber less than 1.5 inches wide contains the entire skull of Oculudentavis ...

Legend once had it that the huge, three-toed footprints scattered across the central highlands of Bolivia came from supernaturally strong monsters - capable of sinking their claws even into solid ...

The tracks indicate how many animals were traveling via the ancient coastline. Paleontologists have found tens of thousands of dinosaur tracks in South America, which offers evidence as to which ...

Researchers have counted 16,600 fossilized dinosaur footprints and 1,378 swim tracks at a site in Bolivia that showcase a variety of behaviors and different theropods from the Cretaceous period. When ...

There's a new dinosaur species on the block. An international team, including a biologist from Penn State Lehigh Valley, discovered that a 75-million-year-old fossil classified as a different dinosaur ...

An expanse of ancient rock in the high-altitude Torotoro National Park in Bolivia has been revealed as the largest dinosaur tracksite ever recorded. The site includes a record-smashing 16,600 ...