This picture taken on November 18, 2020 shows mare's milk being poured in a tank at the Chevalait farm in Chailloue, northwestern France. - Chevalait is one of the biggest mare's milk farm in France and Europe. They produce fresh milk, growing-up milk, cosmetics products and other products from mare's milk. They hope scientific studies on mare's milk used as infant formula could open them this market shortly. (Photo by LOU BENOIST / AFP)