Those are the largest frill horns ever observed on a dinosaur. "The horns and frill were most likely used for display in Lokiceratops and other horned dinosaurs," paleontologist Joe Sertich, co ...

The world’s largest known prehistoric sea turtle, Archelon could grow to be up to 15 feet long and weigh as much as 3.5 tons, according to the news release. Still, they were looking at the ...

It is among the largest horned dinosaurs ever found, measuring roughly 22 feet long and weighing about 11,000 pounds. U.S. ... inland sea, known as the Western Interior Seaway, ...

The largest turtles ever discovered date back to the late Cretaceous, about 74 million years ago. The species Archelon ischyros was a sea turtle that may have stretched beyond 15 feet long — more than ...

Patagonia was home to the world's largest plant-eating dinosaurs such as the colossal Patagotitan mayorum, the biggest dinosaur ever discovered, though scientists still do not know why species ...

Almost 200 giant footprints have been unearthed in Oxfordshire in the UK’s biggest-ever discovery of dinosaur tracks. The spectacular finding, situated on the site of Dewars Farm Quarry ...

BUENOS AIRES, May 18 (Reuters) - Argentine paleontologists have discovered the remains of a gigantic new species of long-necked herbivorous dinosaur in the country's southern Patagonia region ...