Australia's Deadliest

A bull shark attacks a surfer; a mother finds her four-year-old son coiled by a python; a stingray stings Michelle.

A great white shark attacks a wakeboarder; a snake bite puts a man's life in danger; a jumping jack ant bites a child.

Ella is attacked and bitten in the neck by an aggressive 600kg sea lion; Haley experiences excruciating pain within seconds after being bitten by the tiny Irukandji jellyfish.

Venomous jellyfish become Australia's biggest predators; a spider with a red stripe on its back has a fatal bite.

A surfer's leg is mauled by a deadly shark; a boy is bitten by one of Australia's most venomous snakes.

Some of the fiercest animal attacks from Down Under, including the near-death ordeal of a woman bitten by a jack jumper ant and a girl who was attacked by a kangaroo.

Features ferocious attacks, including a great white shark that took off a surfer's leg with a single bite, a saltwater crocodile, and a dangerous mosquito.

Mia wakes up one morning and can't get out of bed. The doctors are baffled as she becomes paralyzed, but an unexpected discovery solves the mystery. Then meet Mike, a diver who was unknowingly stung by an Irukandji jellyfish and only sought medical help hours after the venom had taken force in his body. Was it too late? Meanwhile, as Carol is alone in the ocean, she as a sea lion attacked her, leaving a gaping hole in her leg. Carol fights for her life as she tries to get to shore.

A man falls into a spider's nest; an encounter with a deadly playground of crocodiles; a highly venomous stonefish bite.

A grandmother wakes to find a 2.5m crocodile; a girl is attacked by a magpie; Jayne's mosquito bite results in Australia's Ross River fever.

German backpacker Justin discusses his mauling by a pack of dingoes. The victim of a funnel web spider bite reveals how the bite left him paralysed.

A vet encounters a native animal in her own backyard; a swimmer and a surfer find themselves in the jaws of one of Australia's deadliest predators.