It's an incredible statistic - in NSW around 59 per cent of all mammals, 40 per cent of all reptiles and 30 per cent of all birds are threatened with extinction.

As recently discovered by English actor, southern highlands resident and newly minted quoll-lover Miriam Margolyes, NSW has "several pages" worth of threatened species.

This Giant Burrowing Frog was hit by a car and underwent an operation. Credit:Adam Pretty

They are categorised in three ways (below), with those animals considered 'critically endangered' facing total wipeout without action.