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Who owns Purina?4. In 1986, Ralston Purina sold its Purina Mills animal feed business to British Petroleum (BP). 5. Over the years, Ralston ...
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Scientists Paint Zebra-Like Stripes on Cows in an Attempt to Reduce Insecticide Use. It Worked WondersFor cows, flies are a big nuisance, not just in Japan but everywhere. According to Purina Mills, a cattle feed manufacturing company, flies can extract up to 30 blood meals per day from a cow.
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