Extinct species news, features and articles

A newly identified dinosaur with large, ornate horns on its massive head shield has been named after a famous Norse god who sported a similar headpiece in recent Marvel movies.

Extinct colossal cat Acinonyx pleistocaenicus was the biggest species of cheetah to have ever lived, scientists reveal.

'Teen Rex' is about to go on display for the first time and appear in a new T. rex documentary, thanks to a discovery made by three young boys.

Newly discovered dinosaur — the apex predator of its environment — had a weirdly flat skull compared to its contemporaries, along with ridiculously small arms.

Researchers have excavated over 300 bones from at least three mammoths in an Austrian wine cellar, potentially suggesting they were butchered by humans.

Militocodon lydae, a mammal that looked like a chinchilla but is more closely related cows, roamed what is now Colorado after the nonavian dinosaurs went extinct.

A new study debunks previous findings that the dinosaur's intelligence was similar to that of primates, finding instead that they're about as smart as modern-day crocodiles.

Until the end of the last ice age, American cheetahs, enormous armadillolike creatures and giant sloths called North America home. But it's long puzzled scientists why these animals went extinct about 10,000 years ago.

The largest salmon species ever discovered, Oncorhynchus rastrosus may have used its distinctive, tusk-like teeth to compete with rivals, defend against predators and dig nests.

Researchers discovered the remains of a huge dinosaur named Bustingorrytitan shiva last year and have now released artistic reconstructions of the Cretaceous giant.