Hen harriers are persecuted because they eat grouse. Can a solution be found?
BBC Radio 4
How has the concept of an Islamic caliphate evolved and been expressed through history?
Simon Cox investigates why it took so long for the world to wake up to the threat of ebola
Miranda Krestovnikoff presents the world's most numerous bird, the red-billed quelea.
Richard Coles journeys in the footsteps of superstar monks.
Why did it take so long for the world to wake up to the threat of Ebola?
BBC World Service
2/2 Politics in Texas ahead of the US mid-term elections
Adam Hills and Steven Pinker discuss their favourite books with Harriett Gilbert.
Kirsty Young talks to composer Debbie Wiseman.
Does the PM have to ask Parliament before committing Britain to military action overseas?
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