John Craven visits Westonbirt, The National Arboretum, in Gloucestershire, to see it in all its autumnal glory. At this time of year, 2,500 different species of trees burst into a mosaic of colour.

Hamza Yassin finds out about the RSPB's work to safeguard the very rare roseate tern, and Charlotte Smith meets a biosecurity dog helping to protect precious seabird colonies from pests.