Why Do Tawny Owls Come In Two Different Colors?

A recent genetic study reveals that the pale grey plumage of the tawny owl could be linked to the bird’s ability to survive in cold environments

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A brown-morph tawny owl (Strix aluco), also known as the brown owl, hiding on a tree. This species has two plumage color morphs: brown and grey. (Credit: Anil Öztas / CC BY-SA 4.0)

A recently published study finds that the silver plumage of the tawny owl, Strix aluco, is related to its ability to thrive in extremely cold environments. Color is an…