Doctor dog: How our canine companions can help us detect COVID and other diseases

While we humans generally experience the world through sight, dogs use scent to learn about the environment around them. What their nose knows is crucial for finding food, mates and safe spaces.

​While we humans generally experience the world through sight, dogs use scent to learn about the environment around them. What their nose knows is crucial for finding food, mates and safe spaces. Plants & Animals 

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