Zoologists Martin and Chris Kratt transform into their animated selves, complete with Creature Power Suits, as they travel the world and go on wild adventures.
Martin and Chris must make it through the day in one of the harshest habitats on Earth, the rocky intertidal. (S4, ep 9)
The Kratts try to save an enormous lobster from becoming a main course, served by the dastardly Chef Gourmand. (S4, ep 8)
A Creature Christmas - Part 1: When the Wild Kratts learn that their favourite creatures are suddenly disappearing, their Christmas party quickly turns into a rescue mission. (S4, ep 5)
A Creature Christmas - Part 2: It's a race against time for the Wild Kratts. Will they be able to return their baby animal friends to their families in time for Christmas? (S4, ep 6)
While checking out the endangered giant panda, the Wild Kratts get stranded in the bamboo forests of China. (S4, ep 2)
When snowy owls are spotted far south of their usual Arctic habitat, it's up to the Wild Kratts to solve the mystery. (S4, ep 3)
The Wild Kratts set out to rescue the pangolins from Chef Gourmand, who is using their unique scales to make smoothies. (S4, ep 4)
It's a relaxing day at Tortuga HQ when Chris comes in complaining about Martin - that's the bird, not his brother! (S4, ep 11)
When a rogue wave crashes into the Tortuga, the Wild Kratts get separated. Chris is alone on his island, but Martin is not! (S4, ep 7)
When the Tortuga crashes in the Amazon rainforest, the ship's electrical system is destroyed. But the Kratt brothers soon find a creature that may be able to help. (S4, ep 12)
The Kratt brothers go on an expedition into the Chinese mountains to find the amazing snub-nosed monkeys, a species of monkey adapted to the cold. (S4, ep 10)
To settle an argument about horns and antlers, Martin and Chris decide to go on an adventure with the horned narwhal of the Arctic. (S4, ep 13)
When the Wild Kratts' Tortuga is accidentally miniaturised, the mothership's shell defence is finally put to the test. (S4, ep 18)
When Jimmy reveals that he's not that strong a swimmer, Martin and Chris get him his own personal swimming tutor - a sea otter named Coach. (S4, ep 14)
After his pet fruit fly dies, Jimmy wonders if any animal can live more than 100 years. (S4, ep 19)
When the Wild Kratts head out looking for black bears, they stumble across the rare spirit bear of the Northern Pacific. (S4, ep 16)
Chris finds a lost little red panda - but before she can be reunited with her mother, Zach steals her as a birthday present for Donita Donata. (S4, ep 15)
When the Kratt brothers discover a message in a bottle telling them about a wily old orca who only eats large sharks, the search is on! (S4, ep 21)
When the Kratt brothers meet a school of archerfish, they are taught the secret of 'water droplet' archery from an archerfish named Arrow. (S4, ep 20)
The Colours of China: When Donita Donata begins to steal animals and remove their colour, Chris and Martin soon discover just how critical colour is for survival. (S4, ep 17)
Martin and Chris are on the African savanna when they encounter a cheetah cub who's been adopted into a family of warthogs. (S4, ep 23)
When Chris realises that his precious creature souvenir collection is missing, the gang enlist the help of a special Arctic creature. (S4, ep 24)
While in the Amazon, the Wild Kratts are overjoyed when they learn about a newly discovered species of praying mantis named in honour of the Kratt brothers. (S4, ep 1)
Baby Tooth and Kid Musky: The Kratt brothers split up to investigate what it's like to be a predator and prey. But how will they react in a true battle for survival? (S4, ep 22)
The Wild Kratts team venture deeper than ever before to the last creature frontier, the deep sea. (S4, ep 25)
The Wild Kratts have a new mission: to rescue the deep-sea fauna from Chef Gourmand's plot to make seafood out of them. (S4, ep 26)