A bit of controversy - it's no surprise how this is viewed by PETA. On the other hand, it can keep the wild animals, gulls, at a greater distance from areas wi

A bit of controversy - it's no surprise how this is viewed by PETA. On the other hand, it can keep the wild animals, gulls, at a greater distance from areas with lots of people. And it does this without killing, mostly, so that the gulls can still keep their job of "cleaning up the beach." Interesting read.