Trivia.com
Cigarette butts are the most littered, environmentally-toxic item in the world.
Trivia.com
Ravens have been trained to clean a French theme park by picking up cigarette butts in return for a treat
See also
.com
Cigarette butts are the most littered, environmentally-toxic item in the world.
Ravens have been trained to clean a French theme park by picking up cigarette butts in return for a treat