Dogs have powerful noses, and their sniffing skills might be able to help with keeping the pandemic under control. Many diseases have particular smells. Scientists are working to identify the scent of COVID-19 and training dogs to find it in humans. The trained animals would be able to quickly screen hundreds of people in places such as airports and train stations. Listen to hear how trainers teach dogs to find certain scents and when the first group of sniffers could be ready to work.
Story Length: 1:44
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