Jealous of the Thunder Sisters, the men on the farm undergo a series of difficult initiation rituals to try and join the exclusive tribe of women.

Upset that he can't grow a beard, Grug resorts to some unorthodox hair growth methods. But when Phil's experimental hair formula makes fur grow all over Grug's body, he flees to the woods to avoid the other farm residents' attempts to shave him.

The Croods and Bettermans take in Malachi, Gran's longtime enemy, until his broken wing heals. Eep is unsure whether or not Malachi can be trusted.

Struggling to find their purpose on the Betterman farm, the Croods see an opportunity to prove their worth by harvesting Phil’s perilous (and sticky) bounceberries.

When the adults exclude the kids from their adult-only cave, the kids make their own much cooler cave, soon making the adults want to switch caves.

After a big argument between the Croods and Bettermans, the parents decide to separate the two families. Not wanting to split up, the kids try to convince the parents to make up before the Croods move off the farm entirely.

After a crowverine gliding mishap, Dawn loses her confidence and tells Eep she's taking a break from adventures. Eep convinces Dawn to join her on one last adventure – climbing Grrr Mountain.

When Hope oversteps by trying to teach Sandy manners, Ugga gets her revenge by challenging Hope to do the impossible: civilize Thunk.

Phil enlists the Croods to help him retrieve a rare fruit before some wild animals can. But when Grug doesn't trust Phil's methods of getting it back to the farm, the Croods and Bettermans compete with each other more than with they did with the animals.

When Phil's beloved stick companion Philliam goes missing, he enlists the help of Ugga and Eep who lead an investigation across the farm.

Bored of the viewing options on window, Thunk realizes what he’s been missing – real life drama! But when Thunk starts creating drama around the farm, the others set out to teach him a lesson.

When Phil invents a simple new game called ball-in-cup, everyone except Hope, can't stop playing it. But just when Hope thinks she's rid the farm of the game, she finds herself addicted to the game worst of all.

Trained by her parents, Eep competes in Alphafight. But when Eep learns that a human winning could upset the balance of nature, she must choose between winning to make her parents proud, and losing to protect the other animals.

The Croods, Bettermans, and Guy compete in the Throw-Go-Bowl - an annual Throw-go-nut championship game against the punch monkeys. Grug's desire to win above all else threatens to push away his teammates.

When Eep wants alone time with her new friend Dawn, Guy seeks a new friend of his own and finds an unlikely companion in Thunk.

When Phil humiliates himself playing throw-go-nut with the punch monkeys, the Croods band together to help him regain his confidence. Unfortunately, Phil goes from confident to cocky and bets the farm on a game of throw-go-nut with the punch monkeys.

When Gran announces it’s time to choose a new Thunder Sisters Queen, Ugga assumes she’s got it in the bag. But after a series of challenges (the Thunder Games), it becomes clear Gran might not be ready to step down.

Guy is always surprising Eep with romantic gestures and Eep wants to return the favor. But when Guy proves impossible to surprise, Eep has to step up her game.

When the Croods find a man frozen in a block of ice, they thaw him and discover he was an old flame of Gran's!

Determined to show Hope that she's just as good a cook, Ugga decides to cook a meal that will wow the farm residents. But when Ugga realizes she's out of her element, she turns to the punch monkeys for help.

Dawn is bummed when an injury prevents her from joining the Croods and Bettermans to a trip to Fizzy Falls, but when Thunk recruits her on his quest for an ancient stash of legendary snacks, Dawn can't resist joining the treasure hunt.

Phil and Guy try to disprove the Croods' belief that leaving offerings to the fire moon will prevent bad luck. But when their efforts seem to cause a series of mishaps, they'll have to retrieve the horn of a dangerous ramaconda to turn their luck around.

Terrible at hide-n-seek, Thunk asks Gran to teach him to hide. With her training, he soon becomes her partner in crime, helping her with heists and schemes.

Sandy is finally old enough to join Grug and Eep for the annual Daddy Daughter Day and Grug couldn’t be more excited. But when Sandy struggles to fit in with Grug and Eep’s traditions, Grug has second thoughts.

The Crood and Betterman parents have been struggling to get along – they’re so different! The two couple realize they need some time apart and decide to get away from the farm and each other.