Can a birdwatcher outwit an escaped convict?

Twitch has three pet chickens, four pigeons, swallows nesting in his bedroom and a passion for birdwatching. On the first day of the summer holidays, he arrives at his secret hide to find police everywhere: a convicted robber has broken out of prison and is hiding in Aves Wood. Can Twitch use his talents for birdwatching to hunt for the dangerous prisoner and find the missing loot?