Butterflies are under threat, according to a new report. The European red list of endangered species says that one third of butterflies are in decline and one in ten types are under threat of extinction. Anna Hill finds out whether UK farming practices are helping or hindering. Honeybees are starting to emerging from the hive but what will the year bring for them? Two years ago, one in every three hives died out over winter. Anna Hill explores Thetford Forest as part of a series examining the uses and roles of British forests.