Pterosaur

they may have flown throw the air but they were not

birds they were actually flying reptiles. There are only

a few fossils left in Australia.Most fossils are found in

west Queensland during the 1950s the wing span

might have been 7-9 meters it lived near lakes

or coastal areas and fed mainly on fish.

unlike birds which can forage on the ground to find

food the pterosaur was believed to instead walk  

Thylacines

thylacinids were an Australian group of carnivorous marsupials. They died out in the 21'st century. But they first existed about three million years ago

there are three types of Thylacines 

the Dickson's Thylacine /Nimbacinus dicksoni

Dickson's Thylacine was 50 centimeters long

it fed on small mammals,birds and reptiles

Powerful Thylacine /Thylacinus potens

It was 1.5 meters long it was the largest

Thylacine to live

Tasmanian Thylacine /Thylacinus cynocephalus

it's Nickname was Tasmanian tiger it was hunted to extinction 

the last one died in Hobart zoo in 1936