Australia is home to the world's most toxic, venomous and dangerous creatures. From the oceans to the forest, swamps and deserts, it's a continent teeming with a hugely disproportionate number of creatures that can bite, poison or maim.

As water flows from Australia's highlands into the seas, an assortment of environmental niches set the stage for multifaceted interactions between predators and their prey.

Behind the facade of Australia's dramatic scenery lurks a motley crew of silent assassins, con artists, gang members and brutal brawlers.

In the depths of Australia's oceans lurks a killer crew of creatures. Discover the deadliest of them all.