Researchers document a cluster of ancient Arctic ground squirrel faecal pellets preserved in permafrost at Hunker Creek, ...

Tracks left by some of the earliest complex animals are giving new insights into how they experienced the world. New research ...

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 evidence ...

Modern walking fish share the same simple gait, offering new clues about how ancient vertebrates first moved from water onto ...

Latimeria or Coelacanth (Latimeria chalumnae Smith), A living fossil, the oldest known living lineage of Sarcopterygii (lobe-finned fish and tetrapods).© Openfinal/Shutterstock.com Nature craves ...

The scent of ancient squirrel feces filled the laboratory where researcher Tyler Murchie was working to extract the genetic ...

Scientists have peered inside the skull of a 380-million-year-old Antarctic fish that was closely related to the first animals to walk on land, revealing surprising clues about how life began its move ...

In a dry riverbed in Brazil, in a dense forest near the Amazon, a team of paleontologists found a fossilized jawbone from an ancient animal. Over the course of their fieldwork, they found eight ...

Why do some ancient animals become fossils while others disappear without a trace? A new study from the University of Lausanne, published in Nature Communications, reveals that part of the answer lies ...

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 ...

A bizarre crocodile relative from the age of dinosaurs is rewriting what scientists thought they knew about ancient reptiles. This poodle-sized creature, called Sonselasuchus cedrus, appears to have ...