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Welcome to Cookie's Corner. Cookie is the name of our little chicken logo mascot and named after my beautiful Splash Marans, Cookie, that we lost this year.

Here we will share educational content you can use as a breeder or backyard chicken keeper. We hope you find these articles informative and useful.

Understanding the Blue Egg Gene: Heterozygous vs. Homozygous, and Why Even “True Blue” Chickens Sometimes Lay Green Eggs

Blue, green, and olive eggs look simple, but the genetics behind them are anything but. From the ancient viral mutation that created the first blue eggs to the lingering brown pigments that still influence shade today, this blog explains how the blue-egg gene works, why heterozygous and homozygous birds lay differently, and how breeds like the Silverudd became true green layers.

Genetics

Little Chicken Farms

Nov 15, 20255 min read