Giant Rats Can Detect Tuberculosis! - Extraordinary Animals - Series 2 - Earth

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? Subscribe to BBC Earth: http://www.youtube.com/subscription_center?add_user=BBCEarth BBC Earth YouTube Chan ...

Uploaded:2014/05/23 22:09:10 +0900 (JST)    Views:2  Comments:0  
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