Transplanted brains, sugar taxes and satellites
5 Live Science Podcast
00:00
Bird Watch
We've lost 38 million birds from UK skies over the last 50 years. You don't need a garden to take part, you can do it in a green space from your balcony. A lot of people now sort of migrating towards cities more urban areas where perhaps there's less bird life than say out in the country.
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