What’s “Froot Loops” in Italian? The European confectionary company Ferrero has agreed to buy WK Kellogg Co., the manufacturer of iconic American cereals, for $3.1 billion.

Canadian Froot Loops, left, Aldi's dye-free Fruit Rounds, center, and the U.S. version, which contains artificial food dyes. (Photo illustration: Yahoo News; photos: Kellogg's, Aldi) Pickles ...