Oldest horned dinosaur in North America was the size of a crow

December 10, 2014 7:22 PM

11 0

Oldest horned dinosaur in North America was the size of a crow

An artist's interpretation of Aquilops americanus with its young in Montana during the Early Cretaceous period, about 107 million years ago. (© Brian Engh, courtesy of Raymond M. Alf Museum of Paleontology)

Triceratops and other horned dinosaurs once thrived in North America, but paleontologists have long wondered how the group originally made it to the continent. Now, an analysis of a small, crow-size horned dinosaur the oldest horned dinosaur ever found in North America suggests these dinos migrated ...

Read more

To category page

Loading...