Australia is home to some incredibly unique animals. More than 80 percent of its plants, mammals, reptiles, and frogs are endemic to Australia and cannot be found anywhere else in the world. This vast continent is also home to some of the deadliest creatures on Earth. The Box Jellyfish is considered the most venomous marine creature in the world and has killed more people in Australia than the stonefish, sharks, and crocodiles combined. See many of these themes featured on these beautiful coins.