The Dogs Trained to Sniff Out COVID-19

Promising early results from several studies have encouraged researchers around the world to develop and expand canine programs that may screen people for COVID-19 infection at places like airports, hospitals, or sports venues. While these early experiments appear to demonstrate high levels of accuracy by the sniffer dogs, researchers also caution that peer-review processes and larger-scale studies are still needed. Gathered here are images from Russia, England, Chile, Australia, Iran, Finland, and more countries, where these canine COVID-19–detection programs are being developed.

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