"Untamed World: A Cartoon" is the tenth episode of Season 1 of The Ren & Stimpy Show, that originally aired on November 10, 1991.
- Ren Höek as Marland Höek
- Horny-Billed Chihuahua
- Needle-Billed Chihuahua
- Giant Soft-Shelled Stimpy
- Baby Soft-Shelled Stimpy
- Blind Albino Cave Höek
- Speckle-Throated Burrowing Five-Toed Yak
- Frilled Ren
- Nature Show Hosts
Log for Girls Commercial
Ren and Stimpy host a nature show where they travel to the Galpagos Islands to observe various creatures (All of whom look like the two) and describe their lifestyle.
Stimpy: What'll we do 'til then?
Ren: Play horsey with your pet Crocostimpy.
- This was the last episode for 1991.
- The title card simply refers to the episode as "a cartoon", with Untamed World being the more popular title.
- This is the final episode of the series animated by Lacewood Productions.
- The Crocostimpy appears again in "The Royal Canadian Kilted Yaksmen".
- There was one scene when Ren's eyes were red.
- There are a few scenes during the episode Ren is not wearing clothes.