Fossils reveal a small ancient reptile related to crocodiles, Sonselasuchus cedrus, that may have switched from four legs to two as it grew.

Thirteen million years ago, a group of medium-sized monkeys known for guarding their territory among the treetops with fearsome "howls" started doing something new. These monkeys, among the oldest ...

• 13 million years ago, a medium-sized monkey known for guarding its territory among the treetops with a fearsome “howl” started doing something new. This monkey, one of the oldest known ancestors of ...

Species named after techno-funk duo Chromeo could be key to understanding how a small group of dinosaurs survived extinction ...

How a collection of London pigeons and Galápagos mockingbirds provided the receipts for Darwin’s biggest ideas.

Along a two-kilometre stretch of Port Phillip Bay an abundance of prehistoric fossils can be found. Next month, more than 1000 will go on display.

The new species, named after the electro funk band Chromeo, helps explain the larger story of why only one small group of dinosaurs survived the extinction. A fossil rarely reveals an animal’s entire ...

Researchers discovered that a 215-million-year-old reptile started life on four legs and switched to two as an adult.

In paleontology, lineages that drop out of the fossil record and then re-emerge after long periods are termed ‘Lazarus taxa.’ ...

New research suggests seabird guano helped transform the Chincha Kingdom into one of the most prosperous societies in ancient Peru. Chemical clues in centuries-old maize show farmers fertilized their ...

The Spinosaurus is a sail-backed, crocodile-snouted dinosaur that Hollywood depicted as a giant terrestrial predator capable of taking down a T. rex in Jurassic Park 3. Then they changed their mind ...

A newly described Patagonian fossil reveals the evolutionary origins and global spread of the tiny alvarezsaur dinosaurs.