Fossilized claw tracks discovered in Australia show that the animal group that includes reptiles, mammals and birds formed ...

Fossilized footprints discovered in southeastern Australia, dating back approximately 355 million years, have forced ...

Fossil tracks found in Australia push the origin of reptiles back by 40 million years, altering the timeline of tetrapod ...

Scientists have now discovered the oldest ancestor for all the Australian tree frogs, with distant links to the tree frogs of South America.

The creature could lay eggs on land, unlike amphibians. It was part of a large group known as “amniotes,” which would evolve ...

In other words, the appearance of reptiles—and by extension, the evolutionary branch that leads to humankind—gets pushed back ...

Embedded in the slab’s fine sandstone are delicate imprints: long toes ending in sharp claws, left by an animal that trotted ...

Scientists in Australia have identified the oldest known fossil footprints of a reptile-like animal on a slab of sandstone recovered near Melbourne.

In new research published today in the Journal of Vertebrate Paleontology, we identify Australia’s earliest known species of ...

Seventeen footprints preserved in a slab of sandstone discovered in southeastern Australia dating to about 355 million years ...

Newly discovered evidence of Australia's earliest species of tree frog challenges what we know about when Australian and ...

Tracks in Australia seem to be the earliest known prints of amniotes — a group that includes reptiles, birds and mammals.