Ever wondered why two black Labrador Retrievers can produce a yellow puppy? The answer lies in a beautiful example of genetic interaction called epistasis. In this episode, we explore how just two genes — TYRP1 and MC1R — work together to produce all three classic Lab coat colors: black, chocolate, and yellow. Spoiler: the yellow ones are hiding more than you might think.

Ever wondered why two black Labrador Retrievers can produce a yellow puppy? The answer lies in a beautiful example of genetic interaction called epistasis. In this episode, we explore how just two genes — TYRP1 and MC1R — work together to produce all three classic Lab coat colors: black, chocolate, and yellow. Spoiler: the yellow ones are hiding more than you might think.

Why Is My Lab Yellow? The Genetics Behind Labrador Coat Color

Genes in the Wild is a podcast for the naturally curious — no science degree required. Each episode takes a everyday phenomenon from the world around us and traces it back to the genetics underneath. Because once you know what to look for, you'll start seeing genes everywhere.Script and cover art developed with assistance from Claude, an AI assistant made by Anthropic.

Science

Life Sciences

Genes in the Wild is a podcast for the naturally curious — no science degree required. Each episode takes a everyday phenomenon from the world around us and traces it back to the genetics underneath. Because once you know what to look for, you'll start seeing genes everywhere. Script and cover art developed with assistance from Claude, an AI assistant made by Anthropic.

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