Carrot oil colors flamingos in the Bronx Zoo
Back caption: Carrot oil colors flamingos in the Bronx Zoo / Carrot oil has been added to the diet of Flamingos in the Bronx Zoo to insure normal red color of their feathers when the birds molt.
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Digitized by Wildlife Conservation Society Archives
1 postcard: color photograph ; 9 x 14 cm
Wildlife Conservation Society Archives Collection 2016