17 April 2014
How far should we go to save species from extinction? A new field of research is questioning the ethical and cultural limits of conservation efforts.
15 August 2013
Wildlife photography acts as a torch, shining a light onto the face of extinction so that extraordinary species are not lost to the darkness. But it is then up to the rest of us to act and make a change, writes Dustin Welbourne. 
07 May 2013
Most species of gigantic animals that once roamed Australia had already disappeared by the time people arrived, a major review of the available evidence has concluded.
An artist’s impression of the gastric-brooding frog. Artwork: Peter Schouten
15 March 2013
A UNSW-led research team has succeeded in producing early stage cloned embryos containing the DNA of the Australian gastric-brooding frog, which died out 30 years ago.
04 February 2013
The factors involved in the historical decline of contemporary mammals need to be identified to guard against future biodiversity loss, argues Marie Attard.
Did dingoes kill off the mainland thylacines?
04 May 2012
Direct attacks by introduced dingoes may have led to the extinction on the Australian mainland of the iconic marsupial predator, a new study suggests.
23 March 2012
Humans may have played a significant role in the extinction of Australia’s prehistoric giant animals, suggests a new study published in 'Science'.
30 March 2007
A new study refutes the notion that the dinosaurs' extinction led to an explosion of new mammal species.