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Leeches
They have made regular appearances in horror films but some people breed leeches. Exploring how and why the world's most feared bloodsuckers are kept.
Picture: Leech, Credit: Getty Images
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Amazing Animals—成人论坛 World Service Archive
Exploring some of the world's wildlife and how they interact with humans.
成人论坛 World Service Archive
This programme was restored as part of the World Service archive project