Australia was once home to giants. Towering birds, terrifyingly large lizards and massive marsupials patrolled the landscape.

Such creatures would have dwarfed today’s beefiest locals.

And while these huge ancient animals are long dead, their remains have helped scientists build a picture of life in Australia’s megafaunal heyday.

So do you know your diprotodon from your procoptodon?

Take our quiz to see if you’re up to scratch.

Want to know more about these ancient creatures? Catch the two-part program Megafauna: What Killed Australia’s Giants? on ABC iview.

Get all the latest science stories from across the ABC.