Marabou (chocolate) factory was not sufficient for the growing demand, so in the 1970s production moved, after 60 years in one location, to newly-built premises in Upplands Väsby, where it remains today. At the end of the 1960s, the symbol of Marabou was changed from a stork to the marabou rounded “M”. It was designed by Sigvard Bernadotte. This also marked the beginning of the first commercials starring Yvonne Lombard who created the slogan "Mmm... Marabou!". Marabou chocolate is widely available in Sweden in assorted varieties. Freia and Marabou later merged, and, in 1993, were purchased by Kraft Foods for 3 billion
What Bird is That? according to their usual habitat. The accompanying text included brief notes on distribution, breeding and behaviour. While initial sales were poor, history tells us that Cayley had accurately discerned a market need and successfully responded to it. During WWII sales accelerated and Cayley’s first collection, reprinted time and time again, eventually became a household name among birdwatchers and the book was recognised as an Australian classic. The original sponsorship of "What Bird is That?" proved a great investment for the Gould League, who benefited from the sale of its numerous reprints and revised editions. By 1960, it was rated the