More pigeons are fighting crime than ever before. But the Real Pigeons still have lots of mysteries to untangle! Who stole a rare jewel from the world's furriest museum? Will a hungry weasel track down a hidden endangered bird before the Real Pigeons can? And how did an ancient tree vanish overnight? No-one can protect a city like Rock, Frillback, Tumbler, Homey and Grandpouter. But it's not easy, especially when they have a traitor in their own nest!
