Extinct species news, features and articles

New dating has revealed that New Mexico's last dinosaurs were healthy, diverse and thriving at the end of the Cretaceous period, suggesting non-avian dinosaurs weren't in decline before being snuffed out by the asteroid strike.

The newly discovered ichthyosaur dubbed Xiphodracon goldencapsis was about 10 feet long and had a sword-shaped snout.

Researchers have discovered a mysterious ancient lizard with snake-like teeth in Scotland. Breugnathair elgolensis is one of the oldest relatively complete lizard fossils and helps scientists better understand the origins of snakes in the Jurassic period.

Researchers have described a whole new family of extinct crocodyliforms based on the fossilized remains of a single teenage croc named Elton discovered in the Blackleaf Formation.

Speedy megaraptor Joaquinraptor casali had big arms and claws like hedge trimmers that would have made T. rex's forelimbs look puny.

The juvenile pachycephalosaurs, which predates the previous oldest dome-headed dinosaur by 15 million years, reveals more about how and when this unusual feature developed.

Researchers found storm injuries during a baby pterosaur post-mortem, solving a Jurassic mystery that was 150 million years in the making.

Columbian mammoths in Mexico are genetically different from those in the U.S. and Canada, surprise DNA study reveals.

The ostentatious spikes of a newly described ankylosaur fossil suggest that its armor evolved via sexual selection.

While clearing debris from the devastating floods in Texas in July, volunteers uncovered 15 large dinosaur footprints thought to belong to a formidable prehistoric predator.