Pigeons appear to pose no threat until they start building a nest on a balcony. They create lots of mess with feathers, droppings, nesting material, and constant cooing. However, you need to consider using humane ways that will discourage pigeons from settling on your balcony without doing them any harm. Luckily, just a couple of changes to your balcony can help you get rid of pigeons without hurting them and letting them find a safe place to roost. Here are seven tips on how to scare pigeons away humanely.