
Research and development · GeneticsHealthcare and medicine · General MedicineHealthcare and medicine · Oncology
The red pigment in birds has been found to serve as a protective mechanism.
Biologists have discovered that the reddish pigment pheomelanin in birds serves an important protective function, helping the body safely eliminate excess toxic cysteine through their feathers. This finding explains why evolution has preserved this mechanism despite its association with an increased risk of melanoma.
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