Digital tracking reveals the relation between birds and cigarette butts

What birds are doing with your cigarette butts
Maggie Koerth-Baker, boingboing.net

Nico­tine is one of nature’s bug zap­pers. Seri­ous­ly. Lots of plants have evolved to pro­duce bug-repelling chem­i­cals as part of their defense mech­a­nisms and tobac­co hap­pens to be one of those plants.

So when city-dwelling birds use the…

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