Kelly visits David Flaey National Park to get up close to Wally the Platypus, whose poisonous spur could teach us about pain relief. She also visits a Bat Hospital, feeds crocodiles, and uncovers the secrets to the flying foxes' immune system and how it could help humans battle disease in the future.

02:50 - The Poisonous Platypus
12:15 - Crazy Crocodile Toxins
23:21 - Stealthy Sea Anemones
33:11 - Fantastic Flying Foxes

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The Platypus: Australia's Unlikeliest Killer (Wildlife Documentary) | Deadly Australia | Real Wild

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