The carnivorous animal lived in modern-day Alberta during the Cretaceous period around 77 million years ago, according to a study in the Journal of Vertebrate Paleontology. It could grow to about ...

If you were to travel back in time to an age when dinosaurs roamed the Earth, you’d have plenty of things to fear. Dinosaurs that ruled the land were often massive and the oceans were dominated ...

These Maps Show How North America Was Formed Over 550 Million Years. ... And 260 million years ago, ... Late Cretaceous, 85 million years ago.

A prehistoric sea monster never-before-known to man was hunting prey in North America 85 million years ago, ... North America during the Late Cretaceous period, about 80.6 to 77 million years ...

A rare small-bodied pterosaur, a flying reptile from the Late Cretaceous period approximately 77 million years ago, is the first of its kind to have been discovered on the west coast of North America.

However, the age of the prints, at 94-100 million years old, is revealing, since no ankylosaurid bones have been found anywhere in North America between 100 million and 84 million years ago.

The online, interactive map of Earth, hosted on the Dinosaur Pictures website, allows you to time travel as far back as 750 million years. Users plug in a location, and then toggle between time ...

Tyrannosaurus rex ancestors would have moved from Asia to North America around 70 million years ago, researchers say. Pedro Salas/Sergey Krasovskiy Sign up for CNN’s Wonder Theory science ...

Miopetaurista specimens have previously been unearthed from the Miocene and Pliocene (23.03–5.33 million and 5.33–2.58 million years ago, respectively) epochs of China, France and Germany.

This puts the first butterflies in the mid-Cretaceous, making them contemporaries of dinosaurs. Butterfly tree of life traced back to North America 100 million years ago.

Tyrannosaurus rex ancestors would have moved from Asia to North America around 70 million years ago, researchers say. Pedro Salas/Sergey Krasovskiy Sign up for CNN’s Wonder Theory science ...