At Wild Ken Hill in Norfolk, Chris reveals images of animals at night taken by a thermal camera, while Michaela heads to the coast to find out why the Wash is awash with migrating birds at this time of year.
Megan takes a dip into shark-infested waters in Scotland, Gillian looks into the genetics of red squirrels and there's an autumn assassin in the shape of a wasp spider.
In Northern Ireland, Gillian Burke digs deep into how moles cache worms for the cooler months, and Megan McCubbin is live from the Isle of Mull, a place famous for its eagles, red deer and otters.
