Ancient animal history is extremely difficult to reconstruct, for a number of reasons. Some of the earliest creatures in existence were soft-bodied and microscopic, leaving behind very little ...

An odd crocodile relative, Sonselasuchus cedrus, walked on four legs as a baby and two as an adult - a huge transformation ...

Reviving extinct animals risks unintended ecological consequences ...

In a study published in The Anatomical Record, researchers have identified a new species of large-bodied gorgonopsian from the middle Permian. The discovery pushed back the known origins of when these ...

A newly identified sponge order, Vilesida, produces sterols linked to the oldest-known animal biomarkers, supporting the idea ...

Although dogs were the first animals to be domesticated by humans, other animals have been cooperating with people in mutually beneficial relationships for over one million years. In one example, in ...

A groundbreaking new study from Bar-Ilan University shows that one of sleep's core functions originated hundreds of millions of years ago in jellyfish and sea anemones, among the earliest creatures ...

In the very heart of the ancient lands of Eurasia, a major scientific discovery has shed new light on one of the oldest and ...

Researchers from the Canadian Museum of Nature (CMN) have identified a new species of rhino that once roamed Canada's High Arctic 23 million years ago. The extinct rhinoceros, described in the journal ...

Archaeologists working in the Southern Ural Mountains have uncovered an unexpected clue about how an ancient plague once moved across Eurasia. A tiny sheep tooth found at the Bronze Age site of Arkaim ...