A massive, fanged creature with a head shaped like a toilet seat lurked in swamps near the edge of the world 280 million years ago, long before the first dinosaurs appeared, new research has found.

The fanged creature had a skull more than two feet-long, and lived in swampy waters 40 million years before dinosaurs first evolved. Called Gaiasia jennyae, the swamp creature with a toilet seat ...

In a small, isolated swamp along the coast of Madagascar ... our most eye-catching stories from the past week. →Nocturnal creature — a 'rapidly-running' predator — discovered as new species ...

Meet Gaiasia jennyae, the swamp creature with a toilet seat-shaped head. It lived 40 million years before the first dinosaurs, and it was the top predator in its ecosystem. Forty million years ...

Languages: English, Spanish Paleontologists have discovered a new prehistoric mammal species in Colorado that lived during the age of the dinosaurs and may have been a swamp-dweller. In a study ...