http://www.richimag.co.uk/biofools/10% of the World's mammals, birds, reptiles, amphibians and fish are at risk of extinction, says an Australian report.
The animals face threats including habitat loss and climate change.
The study found that almost 1% of the World's 1.9 million classified species were threatened.
This included 9.2% of major vertebrate species.
It said that 20% of mammals were endangered, as were 12% percent of birds and 29% of amphibians.
Almost 5% of reptiles were considered threatened, along with 4% of fish species.