An animal lives where it does because it is comfortable and feels safe. Make it uncomfortable or cause it to feel unsafe and it will move.
For help with wildlife problems in your yard or house, here are some great web sites that give instructions on what to do to humanely handle the situation.
Colorado Division of Wildlife
Urban Wildlife Rescue
For problems with pigeons click here
For Woodpecker problems click here
US Humane Society
For bats in buildings click here