Timothy Flannery

Acclaimed conservationist, palaeontologist and explorer Tim Flannery and his scientist daughter Emma tell the story of the Megalodon for the first time - what we know about where and how it lived, bred, hunted and died....

Have you ever heard about the cookie-cutter shark, which bites out cookie-shaped morsels of flesh from much larger animals than itself? The earth is home to over one billion sharks across 500 different species, and there's so much to learn about these ancient rulers of the ocean!

Elephants can live until the age of 70 and are Earth's most intelligent giants, with incredible communication and relationship-building abilities.

Extraordinary Elephants: There's so much more to elephants than their enormous size! Have you heard about their excellent memory or their adorable sense of humour? Did you know that they actually walk on their tippy toes? And wait till you see who their cousins are – you're in for a surprise!

There are more than 2000 kinds of jellyfish, and they're one of the few creatures that will thrive in warmer waters due to climate change – yikes!

There's more to snakes than them being venomous and cold-blooded. With more than 3700 sub-species around the world, there's a snake to delight and frighten every kind of listener, from Australia's deadly Eastern brown snake to the green anaconda, the heaviest snake in the world.

Welcome to the fascinating world of Life On Us! Our bodies are home to tens of thousands of species that aren't at all human – on our skin, inside our gut and even in our brain, and they can have an extraordinary impact on how we feel, act and live.