How Rare Are All-Black Chickens?
BrainStuff - En podkast av iHeartPodcasts
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A few types of chickens are so pigmented that not just their feathers but their very flesh is a deep blue-black color. Learn how researchers think this came about in today's episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com
