Swedish petfood and supply chain Arken Zoo is expanding by opening 15 new shops in Sweden and Norway during 2011.

Two stores are already in operation in Norway, and another three are signed up. Lars Bergkvist, CEO of Arken Zoo, predicts there will be at least 10 stores in Norway by the end of the year. Arken Zoo has a total of 72 stores in operation. Arken Zoo’s sales were up 53% for the first six months of 2011 compared with 2010, the company says.