Episode 1
Experts analyse and explain home footage of a spider that sparkles. Then, they look at what animal could have killed the ocean's best and most feared predator?
Episode 2
Experts analyse and explain home footage of a racoon that scales a skyscraper in Minnesota. Then, they answer why a duck has so many ducklings?
Episode 3
Who or what stole a cow's carcass that was being used for a science experiment. Plus, what natural event caused a gathering of orcas in Norway?
Episode 4
Experts try to answer some of nature's strangest mysteries like, can fish really predict when an earthquake is coming? And, why are eggs shaped like that?
Episode 5
Experts analyse and explain footage of 5,000 birds falling from the sky in Arkansas. Plus, why would a skunk ever do a handstand and what makes a frog flash?
Episode 6
Experts analyse and explain the most intriguing natural events of our planet. At the heart of each mystery is compelling footage captured on camera.
Episode 7
Experts explain footage of a humpback whale holding a diver hostage. Plus, how could a colony of 1.5 million animals hide from the world in plain sight?
Episode 8
Experts analyse and explain how spiders covered a whole town in webs overnight. Plus, do crows have funerals and why is a lake in Venezuela so electrifying?
Episode 9
Experts analyse and explain how a bird can sing without using its voice. Plus, how can an octopus escape and then disappear from its aquarium?
Episode 10
Experts try to answer some of nature's strangest mysteries like, what animals are breaking into thousands of cars every year? And, why did the fish cross the road?
Episode 11
Experts answer some of nature's strangest mysteries like, how and why scorpions glow in the dark and what is the ominous mass looming over an Icelandic lake?
Episode 12
Experts explain how a moose got stuck in an apple tree. Plus, why is a crow snowboarding on a jam jar lid and is Yellowstone's super volcano about to blow?
Episode 13
Experts explain why some spiders dance and what is the weird, bubbling foam engulfing a whole town? Plus, what mysterious creature is preying on Europe's sheep?
Episode 14
Experts explain what causes a tiger shark to hug a diver. Plus, why do pigs swim in the Caribbean and what is washing up in the thousands on the shores...
Episode 15
Narwhals are the unicorns of the sea, but what do they use their extraordinary tusks for? What animal has transformed Yellowstone? Experts explain it all!
Episode 16
Experts explain where to find an enchanted underwater forest. Plus, why have some rattlesnakes on a remote Mexican island lost their rattle?
Episode 17
Experts explain why a herd of wild elephants checks into the same hotel every year. And, what is causing giant bubble rings off the coast of Portland, Maine?
Episode 18
Shocking footage shows a seal throw an octopus at a kayaker. What caused this behaviour? And, why is a moth drinking from the eye of a bird in the Amazon...
Episode 19
How can a dung beetle standing on its head roll a ball in a straight line? Do egrets ever regret hanging out next to hungry alligators? Experts explain.
Episode 20
Experts examine incredible natural phenomena. Which animals get the giggles? Why do San Francisco's sea lions mysteriously swim away - all at once?
Episode 21
Experts examine incredible footage of a lone dolphin that gets muddy. Plus, why is it possible that a snake could exist totally undetected by predators?
Episode 22
Experts examine footage of crows leaving gifts in Seattle. Plus, could a shark really be older than America? And, what is making crop circles in the sea?
Episode 23
Why would goats risk their lives to climb an almost vertical wall? Plus, what happens when a zebra has no stripes? Experts explain this and more!
Episode 24
Why have a pair of giraffes turned white in Kenya? Plus, why are the world's fastest land animal not always successful when hunting? Experts examine this and more!
Episode 25
How do bats avoid bumping into each other in the middle of the night? Why did a bottlenose dolphin seek out a diver's help? Experts examine this and more!
Episode 26
Why would 25,000 honeybees swarm a hot dog stand in the middle of Times Square? Why would a bat hunker down in the snow? Experts examine this and more!