For the past 50 years, international animal cognition research has focused on how tool use is related to animal intelligence. But new research casts doubt on long-held assumptions.
Kea were able to correctly guess the most probable scenarios, by evaluating various physical and social cues. Previously, only great apes and humans were known to be able to understand probability.
The newly discovered Heracles inexpectatus stood nearly a metre tall. And its fossil bones sat undiscovered on a museum shelf for more than a decade before its hefty status was finally appreciated.
Here's how climate change affects recovery efforts for the elusive western ground parrot.
Models suggest that the effects of climate change will devastate the already threatened Timneh Parrot.
The last Carolina parakeet died in a zoo a century ago. A scientist tries to unravel some of this bird's lasting mysteries.
From mistletoebirds, to bush turkeys, to the festively plumaged eclectus parrot, Australian birds can more than hold their own when it comes to embracing the Christmas spirit.
When the Hume Highway was widened, hundreds of nest boxes were installed to replace habitat for three threatened species. Four years of monitoring has concluded the program is entirely unsuccessful.
A Night Parrot snapped in Western Australia confirms the mysterious species survives across Australia, but now the real conservation work begins.
Researchers are planning to monitor orange-bellied parrot nests all summer to make sure they raise chicks successfully.
For more than three decades an egg found in a remote Australian desert was thought to be from a rare nocturnal parrot. So what happened when scientists decided to double-check?
Perfectly adapted for European life, these bright green birds will soon become part of the scenery.