The collection of dinosaur footprints varies from few inches to around few feet across and the biggest footprints belonged to the huge lon...

The Dromaeosaurus which had remarkably large eyes and excellent vision resembles the Velociraptor, lived during the Late Cretaceous period. ...

Air Sacs As we all know that the birds' lungs obtain air during the respiratory process (during both the inhalation as well as exhalatio...

Proceratosaurus a small sized dinosaur with fine peak on nose lived during Middle Jurassic period 175 million years ago. It is about 9 feet ...

Austroraptor the largest raptor Woodlands of South America lived during the late Cretaceous (70 million years ago) period. Austroraptor ...

Rebbachisaurus was a huge, diplodocus sauropod dinosaur that lived about 113 to 97.5 million years ago. This quadrupedal plant-eater had ...