NatGeo Wild

'S1/E5 - Kalahari'. In this place of immense beauty, wonder and contrast, all that live here are gifted with unique adaptations in order to survive.

'S1/E2 - School Of Killers'. In the world of orcas, knowledge and skills are passed down through generations.

Forget Hollywood, there are aliens in the deep. Octopus, squid and cuttlefish are shapeshifters with three hearts, blue blood and holes in their brains.

Shark nerds reveal the enigmatic lives of Canada's great white sharks.

'S1/E1 - Deserts'. Africa's deserts are hostile and unforgiving realms in which all living things bow to the power of the elements.

'S1/E2 - Coasts'. South Africa's West Coast: an unforgiving and volatile world pummelled by icy Atlantic waters and buffeted by howling winds.

'S1/E3 - Reefs'. 'Africa's Deadly Kingdom: Reefs' dives in to reveal the astounding adaptations of a multitude of marine creatures to life below the waves.

'S1/E4 - Grasslands'. Africa's grasslands stretch out in seemingly endless seas of green and shimmering gold on an immense scale.

'S1/E5 - Kalahari'. In this place of immense beauty, wonder and contrast, all that live here are gifted with unique adaptations in order to survive.

'S19/E8 - The Chester-Shire Calf'. From fights and falls to geckos and goats, Doc and the vets save the day! Pigs, puppies, and an adorable vet-to-be keep things rolling.

'S4/E5 - Power Struggles'. See a female leopard fight a bigger male for her lunch and discover how a Nile monitor lizard can turn its tail into a show-stopping weapon.

'Sidekicks'. Discover strange animal alliances across planet Earth.

'Fight Club'. Nature's fearless creatures fight for the right to survive.

'Gangsters'. In the wild, having a big attitude is a survival strategy.

'S2/E2 - Ghost Snake'. As snakes wander into the wrong places, Simon and Siouxsie help everyone from multi-millionaires to people living in low-income rural areas.

'S2/E5 - Bed Of Snakes'. A giant lizard enters a garden and gets into a fight with a dog, but the battle is lost for this monitor lizard by the time that Simon and Siouxsie get there.

'S19/E9 - Twenty, Twenty, Twenty Four Puppies To Go!'. Dr Pol and team are tackling a load of cases - from chihuahuas to chinchillas, the animals at PVS keep the vets on their toes from morning to night.

'S1/E2 - Coasts'. South Africa's West Coast: an unforgiving and volatile world pummelled by icy Atlantic waters and buffeted by howling winds.

Two crocodile dynasties engage in a battle of privilege vs power for the ultimate feast.