15/26 Steve heads out for a night-time encounter with a monster of the Amazonian waterways.
14/26 Steve heads beneath the rainforest into a dark cave infested with vampire bats.
12/26 Steve enlists the help of an elephant to track down a very grumpy rhinoceros.
21/26 Steve Backshall delves into the weird and wonderful world of parasites.
20/26 The crew reveal how they film stunning images of the planet's most lethal predators.
19/26 Steve wades into a swamp to try and catch a slippery amphibian.