Season 4 Episodes
1. The Last Largest Lobster
The Wild Kratts are having a picnic when a seagull steals one of their creature power discs and drops it into the ocean. The Kratt Bros dive in to retrieve the disc and encounter an enormous lobster. Martin and Chris begin to follow him to investigate the life of a lobster. But there's someone else on the lobster's trail. It's Chef Gourmand Gaston, who plans to catch him and "cook him up".
2. Stars of the Tides
When Martin and Chris argue about who gets to keep a prized creature souvenir, Aviva unveils a new Creature Power Challenge that should settle things. This time, Martin and Chris must make it through the day in one of the harshest habitats on Earth, the rocky intertidal. The Kratt Bros. must use the creature powers of the intertidal to outlast each other and win the prize.
3. Box Turtled In!
When the Wild Kratts Tortuga is accidentally miniaturized and carried off by a coyote, the mothership's shell defense is finally put to the test. The gang embarks on a box turtle-style mission to get back to the Miniaturizer and restore the Tortuga back to normal size
4. The Other Martins
It's a relaxing day at Tortuga HQ when Chris comes in complaining about Martin. Confused, the gang soon discovers that Chris means a bird called the Purple martin and not his brother! Chris is not happy about something else named Martin and when a second creature called Martin comes along, but soon, comes to understand what awesome creatures these "Other Martins" really are.
5. Sea Otter Swim
Jimmy finally admits to the crew that he's not a strong swimmer. Determined to help him, Martin and Chris take Jimmy to get swimming lessons from a Sea Otter named Couch.
6. Animals Who Live to Be 100 Years Old
The Wild Kratts travel around the world to find and protect the oldest living animals in the world from Zach Varmitech who wants to use their secrets of long life to live forever.
7. Spirit Bear
Martin and Chris take Aviva to Bear Island to search for black bears and learn more about their creature powers. But they find more than what they expect and they meet their newest villain, Paisley Paver.
8. Panda Power Up!
The Wild Kratts travel to China to conduct a population survey of one of Aviva's favorite animals: the giant panda. However, Zach Varmitech has plans to capture the pandas and make them into robotic toys. When Zach discovers that the Wild Kratts have arrived in China, he has his Zachbots drain the power from the team's technology, leaving the Wild Kratts stranded in the bamboo forest. To make matters worse, Zach captures Martin, who is testing the new Giant Panda Creature Power Suit, along with the real pandas. The Wild Kratts will need to use the bamboo-digesting secrets of the giant panda to convert bamboo into energy, "panda power up" their technology, and rescue Martin and the pandas from Zach.
9. Pangolin Rescue
After discovering a pangolin and its amazingly unique keratin scales, the Wild Kratts receive an alert from two Wild Kratt kids in China. The pangolins in their forest are in trouble! The gang responds, uncovering Chef Gourmand Gaston's latest plan to make Smoothies using pangolin scales. The Wild Kratts must tap into the real power of the pangolin's scales - as an incredible defense - to rescue this little-known creature.
10. Golden Snub Nosed Monkey Man
The Wild Kratts go on an expedition into the Chinese mountains to find the amazing Snub nosed monkeys, a species of cold-adapted monkeys living in the snowy highlands. But when Martin becomes separated in an avalanche and his power suit malfunctions, it's a race against time for the Wild Kratts to find Martin, the Giant Snub-nosed Monkey Man!
11. Red Panda Rescue
Chris finds a lost Red Panda in the Bamboo forests of China. He decides to show the crew his new little friend. But little do they know is that Zach Varmitech is after the little panda, and plans on making it Donita's birthday present.
12. The Colors of China
While in China, the Kratt brothers encounter golden pheasants. From seeing how colorful they are, they then begin to wonder about the importance of color to certain animals in China. However, Donita Donata plans to capture several animals of china and bleaches their coats in order to use them as statues for a drab fashion show.
13. Creatures of the Deep Sea: Part 1
With Aviva's new submarine the Wild Kratts head down deeper than they have ever been before into the sea to discover bizarre creatures and maybe even a new species. But Chef Gourmand is also looking for rare sea creatures down there.
14. Creatures of the Deep Sea: Part 2
The Wild Kratts attempt to stop Gourmand from cooking deep sea creatures and learn more about the deep sea in the process.
15. Liturgusa Krattorum
The Kratt brothers find out that a scientist has discovered a new species of mantis in Peru and named it Liturgusa krattorum, after them. They decide to creature adventure with this unique insect. Meanwhile, villains Zach Varmitech, Donita Donata, and Chef Gourmand are upset that the mantis was named after the Kratt brothers instead of after them, so they decide to capture all of the Liturgusa krattorum. The Wild Kratts must rescue the mantises and get them back to "living free and in the wild"
16. Snowy Owl Invasion
The Wild Kratts hear about snowy owls being sighted in areas far south of their usual Arctic habitat. The team decides to investigate, but trouble starts when Donita Donata decides to make hats out of the snowy owls.
17. Puffin Rescue
A rouge wave crashes into the Tortuga, separating the crew. Each crew member is on there own, except for Martin. On his island, he discovers a creature who might be able to help. A Puffin.
18. Eel-lectric!
When the Tortuga crashes in the Amazon rainforest, the ship's electrical systems get damaged. However, Chris and Martin soon find a creature that may be able to solve the Tortuga's electricity problem: the electric eel.
19. Mystery of the Two Horned Narwhal
While the Kratt Brothers are observing the differences between horns and antlers, Wild Kratts Kid Ronan tells them they should do an adventure with Narwhals. And soon the Wild Kratts enter the world of Tusks.
20. Archerfish School
Chris has decided to practice something he always wanted to do, Archery. Only he's not very good at it. So he decides to take lessons from one of the greatest archers in nature, the Archerfish. But can he learn this skill in time to stop Donita Donata's newest fashion line.
21. This Orca Likes Sharks
The Kratt brothers find a map showing the travels of a legendary orca that supposedly specializes in eating large sharks, causing them to search for it.
22. Baby Tooth and Kid Musky
The Kratt Brothers are in the Arctic checking out two different animals, the MuskOx and the Arctic Wolf. Martin wants Aviva to make MuskOx powers and Chris wants her to make Arctic Wolf powers. But they soon realize that the relationship between these two creatures is not a friendly competition.
23. Cheetah Adopted
The Kratt Brothers are in the African Savanna exploring, while waiting for the rest of the crew to get back from there supply run. While exploring, Martin and Chris see there Cheetah cub friend Spot Swat. But he has been adopted, by a Warthog.
24. Musk Ox Mania
Chris forgets his valuable souvenir collection in the Arctic tundra, so the Wild Kratts travel there to search for the collection using the Creature Powers of the musk ox before Zach Varmitech gets his hands on it.
25. A Creature Christmas
The Wild Kratts are celebrating their annual Christmas party, when they receive alerts that Zach Varmitech, Donita Donata, and Gourmand are capturing infant animals from all over the world. They postpone their party in order to stop them. After failing to stop the villains the first time, the Wild Kratts continue to postpone their Christmas party in order to stop the villains' plan to use infant animals as decorations in a shopping mall.