Feral Pigeons are responsible for untold millions of dollars of damage each year in urban areas. The uric acid in their feces is highly corrosive.
» About Pigeons

Sparrows are often a nuisance in urban areas like manufacturing and food processing plants. Gutters and drainage pipes clogged with sparrow nests can backup causing water damage.
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Crows can overwhelm trees, creating a lot of noise and harassing people/animals in the area which can be a nuisance to suburban residents.
» About Crows

Grackles are aggressive birds who colonize in large numbers. They can be found at dump sites, food courts and other areas where food is present.
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Canada Geese are increasingly becoming the scourge of suburbia as their numbers have grown in the past decade from only a few thousand to hundreds of thousands.
» About Geese

Gulls are scavenging birds; they will eat everything from garbage to mice and insects. Flocks can create hazardous conditions to low-flying aircraft.
» About Gulls

Starlings rank just behind pigeons and sparrows as an urban bird pest. When the bird is in its flocking phase, thousands of starlings often overwhelm buildings and trees.
» About Starlings

Swallows can be a nuisance in suburban areas due to their nesting habits. The mud nests damage and deface the outer walls and eaves of buildings.
» About Swallows

Turkey Vultures are known to attack roofs, caulking and other exterior surfaces causing extensive damage, and leave bones and carcasses.
» About Turkey Vultures

Woodpeckers can be a nuisance in wooded regions of the country, primarily from the drumming sound they produce when pecking at trees and the sides of wood buildings.
» About Woodpeckers