# Great Migrations Page: https://stenobird.com/podcast/rare-earth-6755507/great-migrations Text version: https://stenobird.com/podcast/rare-earth-6755507/great-migrations.md Podcast: [Rare Earth](https://stenobird.com/podcast/rare-earth-6755507) Published: 2025-09-19T11:56:00+00:00 Episode link: http://www.bbc.co.uk/programmes/m002jhmd Audio file: http://open.live.bbc.co.uk/mediaselector/6/redir/version/2.0/mediaset/audio-nondrm-download-rss/proto/http/vpid/p0m351vd.mp3 Processing state: not_requested JSON: https://stenobird.com/v1/public/podcasts/rare-earth-6755507/episodes/great-migrations Duration seconds: 3202 ## Resource New technology gives fresh insights into the great animal migrations. Tom Heap and Helen Czerski discuss the great spectacles of the bird, mammal and insect worlds and consider how they're changing in an era of climate change and habitat destruction. They're joined by insect migration expert, Will Hawkes, David Barrie, author of Incredible Journeys and the leader of the ICARUS satellite monitoring project, Martin Wikelski from the University of Konstanz. Antonia Bolingbroke-Kent reports from the dangerous songbird migration route over Cyprus while ecologist and concept developer Mark van Heukelm reveals the secrets of the extraordinary fish doorbell and Martha Kearney visits Britain's migration hotspot, Fair Isle. Producer: Alasdair Cross Assistant Producers: Toby Field and Georgia Christie Rare Earth is produced in association with the Open University ## Actions - request_transcript: `POST https://stenobird.com/v1/public/podcasts/rare-earth-6755507/episodes/great-migrations/transcription-requests` — Idempotently request low-priority transcript generation for this episode. - read_markdown: `GET https://stenobird.com/podcast/rare-earth-6755507/great-migrations.md` — Read the agent-friendly Markdown representation of this episode resource. A page view does not enqueue transcription. Agents should invoke `request_transcript` explicitly when they need this episode processed. ## Transcript Full transcripts are not published on public pages unless there is a clear rights basis.