The Nullarbor is an arid, treeless expanse today. But several hundred thousand years ago it was home to a menagerie of species, including two newly discovered giant cuckoo-like birds.
Human activity doesn't just reduce biodiversity – new research explores how we are continually creating new species and ecosystems, too.
Australia’s conservation laws presume that we can preserve everything in its natural state. But in a changing world, we'll have to be more flexible than that.
The Earth is full of many varied species from the largest mammals to the tiniest organisms. But we now think there could be ten times more species than was originally thought.
New research reveals that mammals didn't wait for the dinosaurs to die out before starting their rapid spread.
How did survivors of the Permo-Triassic Mass Extinction adapt to their new, harsh environment? And why is that knowledge so important for modern species?
More than 90% of Madagascar's lemurs face extinction. Losing them will mean a loss of the valuable function they serve to the forests in which they live.
Scientists are working to bring this large, unique frog back from the brink of extinction.
The idea that the dinosaurs were wiped out by a giant asteroid was ridiculed – until the remains of a giant crater were found deep underground.
The extinction threat you haven't heard of: several South American birds teeter on the brink of existence due to habitat loss. And history is not the best guide for how to save them.
Carbon dioxide is rising faster than any time in the past 66 million years. Rapid rises in the past have been linked to mass extinctions.
Scientists have uncovered one of the most detailed and well-preserved nervous system fossils ever found.
Recent bushfires have not just destroyed human lives and property, but pushed some species further down the path to extinction.
Giraffes are facing a silent extinction and need conservation strategies to help them.
Why we won't see a Planet of the Apes when humans are gone.
Our entire knowledge of one of Australia's extinct ancient giant birds is flawed because experts have been looking at remnants of the wrong egg the whole time.
Was there a 'dinosaur Pompeii' in China? New research questions the claim.
When 100-year-old giant tortoise Lonesome George died in 2012, the world thought his species was lost forever. We went to the Galápagos Islands looking for 'extinct' tortoises – and we found them.
Australia may have reputation for vast areas of wilderness, but in reality the continent's ecosystems have been chopped and diced. Now we need to protect what's left.
Their flimsy chances rely on the eggs and sperm from the remaining three elderly animals, combined with frozen DNA from dead rhino.