There are a number of people around Boston Common who feed the pigeons like this. Wads of breadcrumbs and popcorn are used to attract large gatherings of these birds who often land on their benefactor’s shoulders and arms to get closer to their handout.
If you look closely you’ll see sparrows and even an occasional starling enjoying the meal as well. But it’s the pushy livia domestica that get the most. What you don’t see off stage to the right are a couple of squirrels who will serve as the clean up crew.