Parasites Regained

Production
The writer of record for this episode is Maiya Williams. Much like "Children of a Lesser Bog," the overseas production for this episode was handled by Digital eMation.

Trivia

 * At the pet clinic, Nibbler exclaimed "Mon Dieu!" which is French for "My God!"

Allusions

 * The title of this episode is a reference to the 1671 poem .


 * Scoopy-Poo Dog Park is a portmanteau of  and the word "poo".


 * The name of the alien movie is Quizblorg, Quizblorg ℵ1 and is being played at Loew's ℵ0-Plex. The mathematical symbol (pronounced "aleph-one") is the next  after ℵ0, hence this is likely a sequel to Quizblorg, Quizblorg. The movie has won the "Palme d'Oorknob", alluding to the  prize.


 * In the game of 3D crossword, the puzzle is "What's a 2x3x5 letter name, for a 3x23x29 number name, for a movie featuring a 1x4x9 object?" with the answer being . Here, 2x3x5=30 is the number of letters in "Two Thousand and One A Space Odyssey", 3x23x29=2001 is the year that appears in the name of the movie, and 1x4x9 is the ratio of the featured in the movie.


 * The game of Quantum Wordle alludes to the word-guessing game , and the word is seen flashing between and.

Dune references
The episode heavily relies on references to the  franchise, including both the books and the movie adaptations. Here is a list of all spotted references.


 * The native people are and they pronounce the word "dung" as "dune-g".


 * The dung beetles have a custom of exchanging body fluids.


 * Their Messiah is named " ", where as the original name is "".

Continuity

 * Dave Spiegel, and his owner, Fluffers, from the episode The Day the Earth Stood Stupid, are seen in Scoopy-Poo Dog Park.
 * The coffee shop across the street from the Planet Express Headquarters is seen again, this time visited by Leela and Nibbler