NatGeoWild HD Incredible first-hand accounts of people who believe dolphins and whales saved them from a potentially fatal shark attack. 12+. 2026-09-29 After marine biologist Ryan Johnson sees a humpback whale being killed by a great white shark, he decides to follow them on their migration and investigate how sharks became whale killers. 2026-09-29 How did a nuclear missile explode in its silo? And why was the ferry Estonia's sinking the worst European maritime disaster since Titanic? 7+. (2 of. 2026-09-29 As temperatures plunge, Margot looks to her dogs to help her seriously raise her wood-harvesting game. 2026-09-29 From leopards to Tasmanian devils, discover the creatures whose sharp hearing and super-strength night-vision make them just as deadly in the dark. 7+. 2026-09-29 Simon makes a gruesome discovery in a shipping container after workers stumble on a black mamba. An office goes into lockdown when staff spot a green snake. 2026-09-30