On the trail of the sand martin and the chiffchaff, Jessica Holm flies south to Senegal in West Africa, a stopping point for some of Britain's migrating birds. Producer John Ruthven
Discover 11,128,835 listings and 277,265 playable programmes from the BBC
On the trail of the sand martin and the chiffchaff, Jessica Holm flies south to Senegal in West Africa, a stopping point for some of Britain's migrating birds. Producer John Ruthven