Chris Packham and Michaela Strachan are joined at RSPB Arne in Dorset by Iolo Williams. The trio bid farewell to this year's nests and recap on the highlights of the series. Michaela joins graffiti artist ATM as he reveals his final wildlife artwork on the RSPB's café wall, while Megan McCubbin wraps up her city adventure in Glasgow with some footage of urban wildlife escapades that has been sent in from the audience.