Why it's awesome: The hoatzin is often regarded as one of the world's strangest birds. Hatchlings are born with clawed wings ...

Australian scientists' discovery of the continent's oldest known tree frog fossil, dating back 55 million years, reshapes ...

New discoveries of fossil clawed footprints from Australia, published in Nature, push the origin of reptiles back in time by ...

One of the most impactful stories in evolution is getting a rewrite, thanks to the exciting discovery of the earliest known ...

The sandstone slab was found by two amateur palaeontologists in Australia and carries well-preserved footprints of long-toed ...

Researchers are uncertain about the evolution of hoatzins ... mapped the genomes of more than 360 bird species to create a family tree of major bird groups, but where hoatzin fit into the picture ...

Scientists have long wondered whether evolution would follow the same path if history ... territorial challenge for hundreds of birds across five branches of the bird family tree: swallows, wood ...

To clarify these questions, the researchers analyzed the family tree of both viral strains using genome sequence data ...

The emergence of four-legged animals known as tetrapods was a key step in the evolution of many species today – including ...