“If you stick a quarter of a million turkey feathers dyed black on all four walls of a room in a major art gallery, you are bound to get some kind of reaction from visitors – if only splutterings about taxpayers’ money. Curators at Manchester Art Gallery said this week that they were delighted that the responses to Susie MacMurray’s installation, Flock, have been the most intense since the gallery reopened in 2002 after being extended and refurbished.”