Why do cats look like this?

Why Are Cats Calico? 😺

It’s Epigenetics

There’s More To It


  1. https://cats.lovetoknow.com/image/246632~Calico-Kitten-Crouching.jpg
  2. https://petcentral.chewy.com/behavior-pet-facts-are-all-orange-cats-male-all-calico-cats-female/
  3. https://www.nature.com/scitable/topicpage/x-chromosome-x-inactivation-323/
  4. https://www.acsh.org/news/2016/07/27/calico-cats-are-a-walking-genetics-lesson
  5. The Gene: An Intimate History, pg. 399



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Matt Lim

Software Engineer. Tweeting @pencilflip. Mediocre boulderer, amateur tennis player, terrible at Avalon. https://www.mattlim.me/