Bird that waches for people dumping trash illegally

Name :
Natsumi Suda
COUNTRY :
Japan / Gunma
AGE :
9
YEAR :
2011
PRIZE :
The Asahi Shimbun Prize
COMMENTARY :
There are people who throw away trash in mountains and other places. If there was a bird like this, it would quickly find these people, and there would be fewer people who did this.
Bird that waches for people dumping trash illegally