Skip to content

PRO TIP Block youtube.com at the DNS level — Pi-hole, NextDNS or your hosts file — but allow youtube-nocookie.com and i.ytimg.com. These tutorials keep playing; the rabbit hole does not.

Learning without distractions

Cat Genetics for Writers & Artists part 3: Ginger/Red & Tortoiseshell [CC]

32.4K views on YouTube

2K SUBSCRIBERS!? Thank you guys so much!! 💙💙💙 It just so happens that getting 2k lines up w/this video’s posting, so take it as a gift of gratitude!! More to come!

Terminology Google doc mentioned in the video: https://docs.google.com/document/d/1MnJ5qDvdoS2eDBBC3g-6MROOJVGWqfKVaEjBYyJMoMk/edit?usp=sharing

Playlist for previous videos: https://www.youtube.com/watch?v=JEu1-3sZF78&list=PL9lIJSO25ozvVu-qcmKVzKOcwrFozOg_y

Sources/Further reading:
Red cats vs agouti/tabby genes: http://messybeast.com/tricolours.htm
White spotting affecting color distribution: http://messybeast.com/colour-charts.htm
Random X inactivation & white distribution affecting tortie patches: https://www.karger.com/article/Abstract/129860
Klinefelter’s in cats: https://cat-world.com/klinefelter-syndrome-in-cats/
Chimera mother almost loses custody of kids (court case): https://embryo.asu.edu/pages/case-lydia-fairchild-and-her-chimerism-2002
More on chimerism in cats: http://messybeast.com/mosaicism6.htm

Comic sans is used to aid viewers w/Dyslexia, since this video is particularly text- & letter-heavy.

my patreon: https://www.patreon.com/littlehungrywarrior
my warriors tumblr: https://littlehungrywarriorcats.tumblr.com
ko-fi: https://ko-fi.com/ellisonmurphy

00:00 – “This Video Is Part Of A Series”
00:16 – The O Locus
01:11 – They’re All Tabbies?
01:42 – Non-genetic Factors
03:02 – Sexlinkage (one word just in case I’M REFERRING TO THE X CHROMOSOME YOUTUBE DO NOT DEMONITIZE ME)
03:35 – “Ginger-base”
04:17 – Male Tortoiseshells
06:49 – Practice squares