The Wild Kratts search for a white-tailed deer named Buckaroo as they learn about deer society and their antlers. Villain of the week: None

When Aviva experiences an invention slump, the Wild Kratts team is determined to help. They take her down the mysterious Amazon River in search of inspiration from the amazing creatures that live there. But Aviva must reclaim her invention prowess fast, because Zach, Donita, Gourmand, and Paisley seek to mine the area's biodiversity for their own nefarious schemes.

The Kratt Brothers are curious to see if there is life on other planets; meanwhile, Jimmy Z discovers a tardigrade. The Wild Kratts crew travel around the globe and discover that tardigrades can live almost anywhere, from the ocean floor to the desert.

When a stowaway red squirrel accidentally gets loose on the African savanna, the guys activate Cheetah Powers to catch her. Unfortunately, they run into major creature power suit malfunctions. The Tail Match Modulator is broken and producing a mismatched tail with every activation. In their quest to return the red squirrel home to North America, the gang discovers the amazing variety and diverse functions of creature tails along the way.

When a coyote pup sneaks into the Tortuga, the Wild Kratts want to learn why this creature is so adaptable.

The Wild Kratts team splits up to find mini monkeys known as tamarins & marmosets to discover why they have such weird hairstyles & bright colors. Villain of the week: Donita Donata Animal names: Thumb, Pointer

When Chris sets up a massive cross country race in the North, each Wild Kratts team member must set off across the tundra with little more than one form of transportation and a small pack of gear. Along the way, each team is both helped and hindered by the greatest northern cross country traveler of all - the wolverine.

While on the African savanna, Martin and Chris observe lots of wild cats and dogs interacting with each other. Soon, Wild Kratts kids are calling in from all over to ask about cats and dogs and whether they're like their own pets. Zach, who has been secretly listening to all the questions, comes up with scheme to capture and sell these creatures as "special" pets. The bros, Aviva, Koki, and Jimmy race to save the wild cats and dogs and protect them "living free and in the wild".

When Aviva makes a flamingo power suit that turns white, the team sets out to discover how flamingos become pink. Villain of the week: Chef Gourmand

Bored Martin & Chris decide to play a game of creature hide-&-seek, & search the sand flats for one of the greatest hiding animals in the ocean - the stingray. Villain of the week: Zach Varmitech Animal names: Smiley, Click, Whistle (both from "Speaking Dolphinese")

The Wild Kratts are creature adventuring in the Amazon when they accidentally get miniaturized again. A mischievous monkey makes off with the Miniaturizer and the team must rely on the creature powers of the poison frog, going on a wild froggyback (Chris back) ride to rescue the Miniaturizer, or stay mini-sized forever!

While flying over the Amazon rainforest, the gang share a bowl of colorful jelly beans. Martin tells them that the jelly beans remind him of parrots. This confuses everybody until he says it's because parrots come in almost every color. Soon the bros are off on a creature mission to find as many colorful parrots (including macaws containing their favourite colors) as they can in the Amazon. But they need to stop Donita Donata from stealing the macaw's feathers!

While cruising across the African savanna in the Tortuga, a gust of wind blows a piece of paper out of Aviva's hand and into an ostrich nest. The bros think it's a new secret formula and they spring into action to rescue her work from one of the most protective parents on earth - the ostrich!

The Wild Kratts receive a call from Manuel that an ocelot has been spotted in the desert. Villain of the week: None

Martin spots a hammerhead shark while diving in the ocean.

While hiking in the Sonoran Desert, Martin comes across a "wolf hawk". He rushes back to the Tortuga to tell everybody the news, only to have Chris say there is no such thing. What he saw was a Harris's hawk. Martin is determined to prove why these raptors should be renamed and he takes the Wild Kratts team on a mission to learn about these amazing birds. Villain of the Week: Zach Varmitech, Chef Gourmand (cameo in a flashback, but has no dialogue) Animal Names: Wolfish, Wolfie, Hairy, mentioned: Little Howler (From "Little Howler")

Martin, Chris, and Aviva go on an adventure into the Amazon Rainforest, where they find a hidden world of busy leafcutter ants, farming for the colony. The team learns about agriculture in nature, and these ants must clip leaves to bring back food. Then later, Martin learns that leafcutter ants are fungus farmers. Unfortuntely, Zach wants to make robo-ants and steal all the veggies in the world so that everyone has to buy the veggies from him. The Kratts must stop him and save Scarlett's family farm.

The Wild Kratts team is busy decorating the Tortuga and coloring Easter eggs for their Easter Party when Chris and Martin get into a debate about which bunny is the easter bunny; Chris thinks it's the Snowshoe Hare, while Martin thinks it's the Jackrabbit. So they split up; Martin goes South, while Chris goes North in search of their candidate for the Easter Bunny.