Milking the pigeon: extracting the mechanisms involved

Pigeons, flamingos and male emperor penguins are all able to produce "milk" in their crop to feed their chicks. Research published in BioMed Central's open access journal BMC Genomics uses new technology to study the genes and proteins involved in pigeon "milk" production and shows that pigeon "milk" contains antioxidants and immune-enhancing proteins.

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