In Stage 2’s exploration of the HSIE unit, Australia’s national parks, we are looking at the problem of introduced species, feral animals and fragile ecosystems that become unbalanced.

Invasion Of The Deadly Cane Toads – Australia with Simon Reeve – BBC

Killing Star Fish to Save the Great Barrier Reef – Australia with Simon Reeve – BBC

Crown of thorns starfish Monster from the shallows trailer