Heading into Yellowstone, Naomi prepares to face some of America's most famously fearsome wildlife - bears and wolves.Source: CBBC
Series 3: 1. Baja
Series 1 - California
Naomi Wilkinson heads stateside to see what scary wildlife she can find in California. She kayaks out to find sea otters, then tries getting to grips with some hagfish.
Series 1 - Australia: Jungle
Naomi Wilkinson's search for nature's nightmares take her into the jungles of Queensland in Australia, where she faces her fear of the giant huntsman spider.
Series 1 - South Africa: North
Naomi's search for nightmare critters takes her to the sprawling savannahs of northern South Africa, where she searches for one of the biggest animals on Earth.
Series 1 - Australia: Desert
Naomi Wilkinson heads into the blistering heat of the Australian outback in search of nightmares of nature. She joins a snake catcher on an emergency call out.
Series 1 - Yellowstone
Heading into Yellowstone, Naomi prepares to face some of America's most famously fearsome wildlife - bears and wolves.
Series 1 - South Africa: East
Naomi's on a mission to confront her worst nightmare, as she explores the East coast of South Africa and goes in search of the world's biggest shark.
Series 1 - South Africa: South
Naomi and her crew explore the southern tip of South Africa, and there are plenty of horrors in store as she delves underground into a scary subterranean world.
Series 3: 2. Thailand
Series 2 - Unseen
Naomi introduces the animals from her adventures which did not make it into earlier episodes. She comes face to face with a jaguar and searches for a grizzly bear.
Series 2 - Central American Coast
Naomi Wilkinson travels the coastline of Central America. She has a close encounter with a sea snake and shares a picnic with a hoard of cannibal crabs.
Series 4: 15. Ultimate Nightmare
Series 2 - Namibia
Naomi Wilkinson continues her global adventure in search of nightmares of the natural world. This time she's in Namibia, where she meets some smelly seals.
Series 4: 8. Cayman Castaway
Series 4: 4. New Zealand Ninjas
Series 3: 9. Bonus Bits
Series 4: 13. Bonus Bites