A British tourist narrowly escaped a fatal encounter in the Philippines after handling a venomous blue-ringed octopus, mistaking it for a harmless baby. This tiny creature, packing a toxin potent ...

Revealing the deadliest creature on Earth based on venom potency.

Preview: Steve Backshall searches for jaguars in Brazil, dives with ocean oddities in Indonesia, tracks endangered cheetahs and meets the deadliest animals on earth in Australia.