This dinosaur’s skull was light as air but its mouth was packed with power—and a unique ability to quickly grow teeth. Here’s how Nigersaurus was built for nonstop grazing. The cast of the skull of ...

This planet once played host to a massive dinosaur that packed more than 500 teeth into its jaws. That might sound like a terrifying prospect at first, but the creature in question wasn't a vicious ...

She’s got a curvy, elongated neck and a bizarre jaw teeming with 600 plant-grinding teeth. But there’s tons more to the 90 million-year-old dinosaur fossil dubbed Nigersaurus. in a few days, renowned ...

The cast of the skull of Nigersaurus. The fossil skull of Nigersaurus was one of the first dinosaur skulls to be digitally reconstructed from CT scans. Photograph by Ira Block, Nat Geo Image ...

Perhaps it was one of those eureka moments, when the scientists realized they had discovered a new dinosaur with mouth parts designed to vacuum up food. The 110 million-year-old plant eater, ...

Chicago researchers have identified the fossil of a 110- million-year-old dinosaur with a mouth like the business end of a Hoover vacuum cleaner to feed its voracious appetite for grass, ferns and ...

A dinosaur with a permanent smile and jaws packed with 1,000 teeth has been unearthed in an African desert by scientists who describe it as one of the most bizarre animals ever to walk on four legs.