Miranda Krestovnikoff guides a wolf pack through their internal strife. Philippa Forrester sees what badgers get up to underground in a specially built 'Big Brother' sett.

Steve Backshall meets one of the night's most fearsome hunters, a barn owl. Miranda Krestovnikoff looks for orphaned pine marten Polly in Scotland. Lindsey Chapman witnesses backyard drama betewen badgers and a young mum fox.

Steve Backshall helps at the hedgehog hospital and meets a family of otters. Miranda Krestovnikoff finds out if Lorraine the slow loris is pregnant, and Lindsey Chapman sends out Coco the cat as a roving reporter.