Season 4 - Episode Guide

The team returns with more seasonal stories from around the UK, with John Craven exploring the countryside around the historic city of Oxford and Keeley Donovan heading to Anglesey to find out about the plight of red squirrels.

Keeley Donovan goes on night patrol with police who are trying to catch criminals stealing contaminated meat, and Margherita Taylor encounters the robot farmers of the future.

Keeley Donovan returns to the site of the devastating fires on Marsden moors, while Steve Brown digs into the history of the autumnal fruit, the wild blackberry.

Paul Martin investigates an invasive aquatic plant that is clogging up waterways and putting wildlife at risk, and Keeley Donovan visits Gloucester's Woodchester Mansion, home to the largest roost of endangered bats in the country.

John Craven explores the stunning countryside around the historic city of Oxford. Paul Martin learns how Queen guitarist Brian May is playing his part in restoring ancient woodland in Dorset, while Margherita Taylor discovers how one of the UK's most scenic autumnal landscapes could be at risk.