These Rats Can Detect Tuberculosis! | Extraordinary Animals | Series 2 | BBC Earth

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Published on ● Video Link: https://www.youtube.com/watch?v=jrp2UgbYJn4


Duration: 4:10
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Feared and regarded as dirty, dangerous and diseased, if there is one creature that tops the list of people's most hated animal, it is the much-maligned rat. Yet in Tanzania, scientists have trained rats to detect patients with tuberculosis, but what makes a rat's sense of smell so good?

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