Steve Backshall has encountered some incredible animals on his search around the planet, including those that are deadly to humans. They're looked at in detail here.

Looking back at some of Steve Backshall's favourite creatures, whose jaws, claws, venom and speed prove to be very useful weapons in the battle of the wild.

This show is devoted to the incredible critters Steve Backshall met on his travels who didn't quite make the Deadly 60 list. They still deserve their own programme.

Steve Backshall looks back at his favourite encounters from the wildlife series, from abseiling into a cave looking for bats to a thrilling meeting with a hippo.

Steve Backshall looks at the challenges faced when filming in the frozen tundra of Alaska and the steaming rainforests of Brazil.

Steve finishes his journey with a look at the vulnerable side of deadly animals.

Steve tracks the weirdest-looking fish on the planet, comes face-to-face with a giant Pacific octopus and goes kayaking with killer whales.

Steve and the crew are thrown deep in the steamy rainforests of Costa Rica. They are on a mission to find the largest cat in South America, the jaguar.

Steve dives in the beautiful waters of the Philippines to check out a shark that spends most of the day 550 metres below the surface.

A behind-the-scenes look at how the series is filmed, from where the team eat and sleep to the extreme measures they have to take as they travel.

Steve Backshall demonstrates how reading the tracks and signs left by an animal can lead to fantastic encounters.

At the Museum of Natural History in Oxford, Steve takes a look inside some of the top predators featured on Deadly 60 to find out what makes them so deadly.

Steve is spat at and bitten by scorpions, spiders and snakes in his quest to prove that venom is one of the most lethal weapons of the animal kingdom.

In this special episode, Steve shares stories of the contenders that didn't quite make it onto the Deadly 60 list.

Steve Backshall reports on animals that are endangered, and explores why the chimpanzee, mountain gorilla and harpy eagle are threatened with habitat loss and their populations severely depleted. In Madagascar, he also meets the most bizarre creature he has ever seen - the aye-aye.

Steve and the crew head into the beautiful Alaskan wilderness, home to some of the most impressive predators on Earth - humpback whales and grizzly bears.

Steve and the crew head to Mexico's breathtaking Yucatan Peninsula, where he embarks on a high-octane chase with the fastest fish in the sea.

Steve and the team head to New Zealand for the first time, where Steve descends deep into the Waitomo caves to find an unusual predator.

Steve and the crew are back in South Africa to turn the latest camera technology on a trio of deadly snakes and meet the predatory crowned eagle.

Steve and the crew are back in Australia for one of his most dramatic encounters ever as he is dropped into a nest of giant, wild saltwater crocodiles.

Steve and his crew are back in the jungles of South America, where they head into crocodile-infested waters for a spooky nocturnal encounter.

Steve and the crew head to the mountain kingdom of Nepal to search for more animal predators, including a very grumpy rhinoceros and a Bengal tiger.

Steve and the crew comb the Venezuelan wetlands looking for the biggest snake in the world, the mighty green anaconda.

Steve joins a team trying to save an endangered predator, the orinoco crocodile, and witnesses the ferocious maternal instincts of a female croc.

Steve Backshall and the crew head for the island paradise of Sri Lanka in search of two massive predators and Steve attempts to free dive with a blue whale.