Season 4

E1. The Hyena and the Mighty

Sep 14, 2007 · 11m

Adam hurts a hyena named Rufus's feelings, causing his laughing habits to come to an end.

E2. Oh Henry

Sep 14, 2007 · 11m

Henry moving back to Greenland, which CDMS protests.

E3. My Feral Lyon

Sep 21, 2007 · 11m

Adam joins an after-school club for tough feral cats.

E4. A Mid Semester Life's Dream

Sep 21, 2007 · 11m

Adam and the CDMSkids try to help Miss Chameleon overcome stage fright.

E5. The Ivy League

Sep 28, 2007 · 11m

In a familiar clerical mixup, Jake gets transferred to Creeping Broad-Leaf Sedge Middle School, a school for plants.

E6. Robo Frog 3000

Sep 28, 2007 · 11m

Principal Pixiefrog is replaced by a robot, and eventually the entire faculty is replaced by robots.

E7. The Notorious Windsor Gorilla

Oct 5, 2007 · 11m

Windsor starts to find fame when Adam makes a painting of him.

E8. Ingrid Through the Out Door

Oct 5, 2007 · 11m

After going through a growth spurt, Ingrid feels that she is too tall for the halls and is sent to high school.

E9. Glazed and Confused

Mar 30, 2008 · 23m

The gang goes to Hawaii for spring break while the faculty stays at school to welcome migrating birds.

E10. Hygiene Hijinks

Apr 10, 2008 · 30m

Bull Sharkowski finally gets his braces off and, due to his extreme vanity,

E11. Mandrill of the House

Apr 10, 2008 · 11m

Windsor feels both threatened and creeped out by the fact that his single mom is dating Mr. Mandrill! Despite Mr. Mandrill's attempts to reach Windsor and show him how much they have in common.

E12. Synch or Swim

Apr 17, 2008 · 11m

Jake's plan to join the school's swimming team ends badly.

E13. Lyon's Anatomy

Apr 17, 2008 · 11m

After a secret is out about Nurse Gazelle, Principal Pixiefrog becomes the school's nurse.

E14. Human Behavior

Apr 24, 2008 · 11m

Today is mid-terms at Charles Darwin Middle School, and Adam actually manages to pass all his tests with flying colors. But all the studying and preparation he had to do for the tests has put a strain on Adam's brain, and now he can't stop acting wild!

E15. Four Eyed Jake

Apr 24, 2008 · 30m

Adam learns that Jake is nearly blind and convinces him to get glasses.

E16. Where in the World Are Adam's Parents?

May 1, 2008 · 11m

Jake, Windsor, and Slips believe Adam ate his parents, causing them to form a stakeout.

E17. Mountain Dude

May 1, 2008 · 30m

Jake is inspired by a guest speaker to become a mountain goat.

E18. Animal School Musical

May 25, 2008 · 41m

In a satire of the "High School Musical" craze of the time, Jake’s wish to live in a real, live musical comes true after he knocks the wish granting fish, David Coppertrout, out of the Central Stream. He soon realizes that he can't sing and doesn't have rhythm. He wants to take back his wish, but he can't until he gets musically talented.

E19. A Very Special Boy

Jul 27, 2008 · 11m

Adam tries to get his "Special" status at school removed.

E20. Knights of the Multiplication Table

Jul 27, 2008 · 11m

Phineas daydreams that he is a knight trying to save Lady Warthog from Jake Spidermonkey.

E21. Wild Thing

Jul 27, 2008 · 11m

A human girl raised by possums attends Charles Darwin Middle School.

E22. Lonely Lyon

Jul 27, 2008 · 11m

The students try to act more human when they fear Adam might leave the school.

E23. A Whole Zoo World

Jul 27, 2008 · 23m

Adam trains to be a zookeeper over the summer, but he soon discovers that his friends resent those in his profession. Note: This episode was the original series finale.

E24. A Thanksgiving Carol

Nov 27, 2008 · 23m

The night before Thanksgiving, Adam is visited by three ghosts (parodying A Christmas Carol) to help him understand why his friends hate the holiday. At first Adam thinks the animals hate Thanksgiving because people eat turkeys, but it turns out they hate it because of the parades.