Airport Bird Control in Flagstaff, Arizona. WD Pigeon Solutions provides professional airport bird control services for Flagstaff property owners, including multi-species effectiveness, commercial-grade deterrents, virtually invisible systems. Contact us for a free inspection in Flagstaff, Arizona.
Airport Bird Control in Flagstaff, Arizona
FAA-compliant airport bird control programs that reduce bird strike risks and protect aircraft, passengers, and airport infrastructure — trusted by Flagstaff property owners for lasting, humane results.

Last updated: January 3, 2026 · Reviewed by WD Pigeon Solutions pest control specialists
Why Flagstaff Property Owners Need Professional Airport Bird Control
For comprehensive Airport Bird Control in Flagstaff, WD Pigeon Solutions combines physical exclusion on playground shelter roofs with sanitation guidance to break the cycle of pigeon habitation.
The pigeon problem in Flagstaff centers on big-box retail stores, where birds gather in large numbers near pet food left outdoors and grocery store loading areas.
Flagstaff property owners should be aware that pigeon droppings contain uric acid that corrodes metal and stone while also harboring bacteria like Salmonella and E. coli that contaminate surfaces.
Our Flagstaff team works around your schedule—including evenings and weekends—to minimize disruption to your business or tenants.
Pigeon damage is particularly costly for retail chain stores and medical office buildings, where droppings can corrode building materials and create slip hazards.
The temperate four-season climate in Flagstaff allows pigeon populations to expand quickly, with peak reproduction occurring during March through October as breeding pairs raise multiple clutches each year.
An integrated pigeon management plan for Flagstaff should address both the immediate infestation and the environmental factors—food, water, and shelter—that attracted the birds in the first place.
Contact WD Pigeon Solutions today for a free inspection of your Flagstaff property and a customized pigeon management plan.

Where We Install Airport Bird Control in Flagstaff
Our Flagstaff team has installed airport bird solutions across all property types throughout Arizona.
High-Priority Airport Bird Control Locations in Flagstaff
These Flagstaff property types see the most urgent demand for professional airport bird.
Flagstaff Townhouse developments
Airport Bird is increasingly requested for townhouse developments in Flagstaff, particularly to protect retail store signage gaps and reduce contamination caused by grocery store loading areas.
Flagstaff Schools and community centers
Schools and community centers in Flagstaff combine sheltered residential attic vents with nearby pet food left outdoors, creating ideal conditions for persistent pigeon colonies that airport bird can address.
Flagstaff Retail chain stores
Pigeon activity around retail chain stores in Flagstaff frequently targets highway overpass ledges, with school cafeteria dumpsters sustaining flocks that cause droppings, nesting debris, and health concerns.
Flagstaff Big-box retail stores
Big-box retail stores face recurring pigeon pressure in Flagstaff. Colonies establish around gutter and soffit intersections and are sustained by sports field concession stands, making professional airport bird essential for long-term protection.
Flagstaff Medical office buildings
Medical office buildings in Flagstaff are prime candidates for airport bird due to heavy pigeon pressure around retail store signage gaps. Nearby grocery store loading areas draw flocks that quickly establish colonies.
Flagstaff Strip malls and shopping plazas
Airport Bird is increasingly requested for strip malls and shopping plazas in Flagstaff, particularly to protect residential attic vents and reduce contamination caused by pet food left outdoors.
Our Airport Bird Control Process in Flagstaff
Step 1: Free Flagstaff Property Assessment
Our Flagstaff technician visits your property at no charge to evaluate pigeon activity around strip malls and shopping plazas and suburban office campuses. We identify every active roosting site, nesting access point in drive-through canopies, and assess the scope of contamination to determine the most effective airport bird approach.
Step 2: Tailored Airport Bird Strategy
We build a airport bird plan around the pressure points found during inspection. Properties like medical office buildings in Flagstaff require different coverage than self-storage facilities, and our design accounts for every roosting surface and nesting cavity identified.
Step 3: On-Site Airport Bird Installation
Our fully insured team handles the physical installation, working systematically across residential attic vents, backyard shed rooflines, and every other designated surface. We coordinate with your Flagstaff building management to schedule around business hours when needed.
Step 4: Final Inspection & Documentation
After installation, we conduct a thorough walkthrough of every treated area — from drive-through canopies to multi-family apartment complexes access points. You receive a written service report documenting each treatment point, useful for property management records and insurance documentation.
Step 5: Results-Backed Warranty
Our work on your Flagstaff townhouse developments or retail chain stores comes with a performance guarantee. If pigeons breach any treated surface during the warranty period, we return and resolve it — no additional charge, no questions.
Why Flagstaff Chooses WD Pigeon Solutions for Airport Bird Control
Choosing a airport bird partner in Flagstaff means finding someone who knows the local building stock. Our crews have treated strip malls and shopping plazas, schools and community centers, and everything in between — and that experience translates into faster, more effective installations on your property.
- Deep local knowledge — our team understands how grocery store loading areas and pet food left outdoors drive pigeon behavior around Flagstaff's suburban office campuses
- Professional-grade hardware — commercial materials designed for Flagstaff's temperate four-season climate, not consumer products
- No hidden fees — detailed written estimates covering every treatment surface on your property
- Post-project follow-up — we check back to confirm all airport bird systems are performing on your townhouse developments
- Full insurance coverage — general liability and worker's compensation for your protection
- Multi-property discounts — volume pricing available for Flagstaff property managers with multiple locations
The proof is in the results: Flagstaff properties we've treated stay pigeon-free. That track record across strip malls and shopping plazas, suburban office campuses, and dozens of other building types is why property managers choose us again and again.
What Our Customers Say
Trusted by thousands of homeowners and businesses
“The seasonal prevention program has been a game-changer for our property management company. WD Pigeon Solutions comes out quarterly, inspects all our properties, and addresses any issues before they become infestations. Proactive and reliable.”
Jason Patel
Henderson, NV · Seasonal Pigeon Prevention
“The balcony of our condo was unusable because of pigeons. They installed a custom netting system that's barely visible and matches our building's aesthetic. We can finally enjoy our outdoor space again. Thank you!”
Rachel Kim
Portland, OR · Balcony Pigeon Proofing
“I was skeptical about the pigeon birth control program, but the results speak for themselves. Our building's pigeon population has dropped by over 80% in eight months. It's the most humane and effective long-term solution I've seen.”
Amanda Nguyen
San Francisco, CA · Pigeon Birth Control (OvoControl)
“After three different companies failed to solve our pigeon problem, WD Pigeon Solutions got it done right. They did a thorough assessment, identified entry points we didn't even know existed, and sealed everything. Problem solved permanently.”
Lisa Anderson
Seattle, WA · Structural Exclusion
“Our historic downtown building was being destroyed by pigeon droppings. The team used heritage-sensitive methods that don't damage the original architecture. The building looks beautiful again and the pigeons are gone. Excellent attention to detail.”
Andrew Campbell
Salt Lake City, UT · Historical Building Protection
“Running a daycare with pigeons on the playground was a constant worry. WD Pigeon Solutions installed deterrents around the entire outdoor play area. The parents are relieved and the kids can play without pigeon droppings everywhere.”
Jessica Rivera
Orlando, FL · Pigeon Feces Disease Prevention
“Pigeons were destroying our hotel's pool area. Guests complained constantly about droppings on lounge chairs and in the water. The deterrent system they installed is invisible to guests but 100% effective. Our reviews have improved dramatically.”
Jennifer Williams
Miami, FL · Hotel Bird Management
“Our downtown restaurant was losing customers because of pigeons on the patio. WD Pigeon Solutions installed a nearly invisible netting system over our outdoor dining area. Customers love it and we passed our health inspection with flying colors.”
Robert Chen
Los Angeles, CA · Restaurant Pigeon Solutions
“Our rooftop AC units were full of pigeon nests and the smell coming through the vents was terrible. WD Pigeon Solutions cleaned everything out, installed screening around all units, and the air quality improved immediately. Life-changing.”
Emily Watson
San Diego, CA · AC Unit Protection
“I had pigeons nesting in my chimney and could hear them cooing all night. The team installed a heavy-duty chimney cap and removed all the nesting material. No more noise, no more mess. Quick and affordable service.”
Patricia Martinez
Tucson, AZ · Chimney Cap Installation
“We had an emergency situation with pigeons getting into our medical clinic through a damaged vent. WD Pigeon Solutions arrived within hours, safely removed the birds, sanitized the area, and installed proper vent screens. Fast and professional.”
Samantha White
Columbus, OH · Emergency Pigeon Removal
“We own a warehouse and the pigeon situation was creating serious OSHA concerns. The team installed a comprehensive netting system across our 50,000 sq ft ceiling. The installation crew was professional and finished ahead of schedule.”
Michael O'Brien
Denver, CO · Warehouse Bird Control
“I called about pigeons in my attic and they came out the same day. They removed over 30 nests, sanitized everything, and sealed every entry point. It's been six months and not a single pigeon has gotten back in. Incredible service.”
Maria Gonzalez
Houston, TX · Attic Pigeon Removal
“The gutter guards they installed are fantastic. Pigeons were constantly nesting in our gutters, causing water damage to our foundation. Now the gutters flow freely and there's no place for pigeons to nest. Should have done this years ago.”
Christopher Lee
Philadelphia, PA · Gutter Guard Installation
“Pigeons had completely taken over our church steeple. The droppings were damaging our 100-year-old stonework. WD Pigeon Solutions used methods that protected the historic architecture while completely eliminating the pigeon colony. Truly expert work.”
Karen Phillips
Atlanta, GA · Church Steeple Protection
“Our parking garage had a massive pigeon problem. Cars were getting damaged, tenants were threatening to leave. The electric track deterrent system they installed on every level was the only thing that worked. Zero pigeons now.”
Brian Foster
New York City, NY · Parking Garage Bird Control
“The pigeon wire installation on our office building's ledges is invisible from the ground but incredibly effective. No more pigeons, no more droppings on the sidewalk below, no more complaints from visitors. Professional installation from start to finish.”
Megan Taylor
Raleigh, NC · Pigeon Wire Installation
“We had pigeons nesting under every solar panel on our roof. WD Pigeon Solutions installed mesh guards around all 24 panels and cleaned up years of droppings. Our solar output increased by 15% after the cleanup. Worth every penny.”
James Mitchell
Phoenix, AZ · Solar Panel Pigeon Protection
“The bird spikes on our commercial building were long overdue. The installation team worked over a weekend to minimize disruption to our business. Clean, professional work and the pigeons are completely gone from our ledges.”
Thomas Rodriguez
San Antonio, TX · Bird Spikes Installation
“Our school district hired WD Pigeon Solutions to address pigeon problems at three campuses. They handled everything—assessment, removal, cleanup, and prevention—across all locations. The kids and teachers are much happier without pigeons on the playground.”
William Turner
Nashville, TN · School & Campus Bird Control
“We needed our loading dock cleared of pigeons before a major FDA inspection. WD Pigeon Solutions responded within 24 hours, removed all nests, cleaned and sanitized the entire dock area, and installed deterrents. We passed the inspection.”
Steven Barnes
Dallas, TX · Loading Dock Bird Control
“Managing a 40-story office building with a pigeon problem is a nightmare. WD Pigeon Solutions brought in rope-access technicians who installed bird spikes on every ledge. The building looks clean for the first time in years. Our tenants are thrilled.”
David Park
Chicago, IL · Bird Spikes Installation
“We run a food processing plant and a pigeon infestation nearly shut us down. WD Pigeon Solutions mobilized a team the next morning. They cleared the facility, sealed every opening, and set up a monitoring program. We haven't had an issue since.”
Nicole Davis
Minneapolis, MN · Industrial Pigeon Control
“Our wedding venue was losing bookings because of pigeons roosting on the ceremony pergola. The deterrent gel they applied is completely invisible but pigeons won't land on it. We've had four pigeon-free weddings since the treatment.”
Laura Scott
Tampa, FL · Pigeon Deterrent Gel
“We tried every DIY pigeon solution on the market before calling WD Pigeon Solutions. Fake owls, shiny tape, sound machines—nothing worked. Their professional exclusion system solved the problem in one visit. Don't waste time with DIY. Call the pros.”
Heather Brown
Austin, TX · Residential Pigeon Control
“As a property manager for 12 commercial buildings, I've tried every pigeon control company in the area. WD Pigeon Solutions is the only one that delivers lasting results. They now handle all our properties and the tenants couldn't be happier.”
Daniel Jackson
Charlotte, NC · Commercial Bird Exclusion
“The dropping cleanup alone was worth calling them. They power-washed our entire building facade, treated everything with antimicrobial solution, and then installed spikes and wire to prevent the pigeons from returning. Building looks brand new.”
Mark Sullivan
Boston, MA · Dropping Cleanup & Sanitization
“Pigeons were getting into our retail store through gaps in the roof every time the loading door opened. The strip curtain and exclusion system they installed solved both the pigeon and the temperature control problem. Highly recommend.”
Stephanie Clark
San Jose, CA · Retail Store Bird Solutions
“The property damage assessment they provided was incredibly detailed. We used it to file an insurance claim for the pigeon damage to our roof and HVAC system. The claim was approved and covered most of the repair and prevention costs.”
Gregory Adams
Indianapolis, IN · Property Damage Assessment
“Third solar panel company told us we needed pigeon protection or they wouldn't honor the warranty. WD Pigeon Solutions installed critter guards on all 32 panels in one day. Clean work, fair price, and our warranty stays intact.”
Ryan Cooper
Scottsdale, AZ · Solar Panel Pigeon Protection
“The pigeon problem at our apartment complex was out of control. Droppings everywhere, nests in every corner. The team installed bird netting and spikes across the entire building. Haven't seen a single pigeon in three months.”
Sarah Thompson
Las Vegas, NV · Bird Netting Installation
“We manage a grain storage facility and pigeons were consuming and contaminating tons of product annually. WD Pigeon Solutions designed a complete exclusion system for our silos and storage buildings. The contamination losses have dropped to zero.”
Kevin Morris
Detroit, MI · Agricultural Bird Control
Common Pigeon Problems in Flagstaff That Require Airport Bird Control
In Flagstaff, pigeons frequently target movie theater buildings and urgent care and dental clinics, drawn by sports field concession stands and fast-food parking lot litter.
Fire investigators have identified dry pigeon nesting material as a combustion risk in Flagstaff buildings, particularly near electrical equipment and exhaust vents.
Pigeon droppings in Flagstaff properties can harbor harmful organisms including Histoplasma capsulatum, Cryptococcus neoformans, and Chlamydia psittaci, which may cause respiratory illness in humans.
If you notice pigeons circling your Flagstaff building at dawn and dusk, or find eggshell fragments and matted feathers on rooftops, a breeding colony is likely already present.
The acidic uric acid in pigeon droppings eats into roofing membranes and HVAC equipment on townhouse developments and medical office buildings, shortening equipment life and increasing energy costs.
Flagstaff's temperate four-season climate creates conditions where pigeon activity peaks during March through October, making early intervention critical.

When to Schedule Airport Bird Control in Flagstaff
Timing your airport bird work with Flagstaff's seasonal pigeon patterns maximizes effectiveness.
Spring (Mar–May)
65–95°FBreeding peaks as temperatures remain comfortable. Pigeons exploit new construction and landscaping irrigation.
Recommendation
February is the optimal month for desert exclusion work — mild weather and pre-breeding timing.
Summer (Jun–Aug)
95–115°FExtreme heat shifts activity to dawn and dusk. Pigeons concentrate near water features, pools, and irrigated areas.
Recommendation
In extreme heat pigeons cluster at any water source — pool areas, irrigation lines, and cooling towers need extra attention.
Fall (Sep–Nov)
65–90°FTemperatures moderate and breeding resumes strongly. Populations expand into previously vacant structures.
Recommendation
Moderate fall temperatures make large-scale installations faster and safer for crews.
Winter (Dec–Feb)
45–70°FMild desert winters sustain active breeding. Pigeons remain highly visible and populations stay large.
Recommendation
Desert winters are the most productive season for multi-building deterrent programs.
Flagstaff Weather and Airport Bird Control Timing
How Flagstaff's seasonal climate affects pigeon behavior and optimal airport bird scheduling.
| Season | Avg High | Avg Low | Precipitation | Pigeon Impact |
|---|---|---|---|---|
| Spring | 88°F | 58°F | 0.5 in/mo | Active breeding before summer extremes |
| Summer | 106°F | 78°F | 0.8 in/mo | Dawn/dusk activity; water source focus (peak activity: March through October) |
| Fall | 86°F | 58°F | 0.7 in/mo | Resumed breeding; colony expansion |
| Winter | 66°F | 42°F | 0.6 in/mo | Active populations; breeding continues |
Airport Bird Control Facts Every Flagstaff Property Owner Should Know
Airport Bird Control Facts for Flagstaff Property Owners
- Dried pigeon droppings become airborne particulate matter that can transmit histoplasmosis, cryptococcosis, and psittacosis — a particular concern for retail chain stores in Flagstaff
- Pigeon nesting debris near electrical equipment and in residential attic vents represents a fire hazard that proper airport bird eliminates
- Pigeon droppings are acidic (pH 3.5–4.5) and corrode metal, concrete, stonework, and painted surfaces on big-box retail stores and strip malls and shopping plazas over time, leading to costly repairs
- A nesting pair of pigeons can produce 6–8 eggs per year, with chicks reaching reproductive maturity in approximately 6 months — making early airport bird intervention on multi-family apartment complexes far more cost-effective than delayed action
- Airport Bird Control on retail store signage gaps and drive-through canopies prevents the buildup that leads to expensive emergency remediation later
- Pigeons are creatures of habit — they return to the same backyard shed rooflines and retail store signage gaps generation after generation unless physically excluded, which is why airport bird outperforms temporary scare tactics
- The average property owner waits months before addressing a pigeon problem — by which time populations have grown and structural damage to suburban office campuses has begun
- A single pigeon produces approximately 25 lbs of droppings per year — across a typical urban flock, single-family homes in Flagstaff can accumulate hundreds of pounds of corrosive waste annually
Our Services
Professional pigeon and bird control solutions tailored to your property and needs.

Bird Control
Comprehensive bird deterrent solutions including spikes, netting, and exclusion systems. Protect your property from all pest bird species with lasting results.
Learn More
Bird Spike Installation
Professional bird spike installation for ledges, rooflines, signs, and parapets. Stainless steel spikes provide permanent, humane deterrence for any building type.
Learn More
Solar Panel Protection
Protect your solar investment with critter guard mesh that prevents pigeon nesting under panels. Preserves energy output and manufacturer warranties.
Learn MoreAirport Bird Control in Flagstaff — Expert Pigeon Control
Watch how WD Pigeon Solutions delivers professional airport bird for Flagstaff, Arizona property owners.

Free Pigeon Control Tools
Use our interactive tools to assess your pigeon problem and find the right solution.
Infestation Severity Assessment
Answer a series of questions about your pigeon problem to determine the severity level and get recommended next steps for treatment.
Use ToolProperty Risk Evaluator
Evaluate your property's vulnerability to pigeon infestation based on building type, location, nearby food sources, and structural features.
Use ToolROI Calculator for Pigeon Prevention
Calculate the return on investment for pigeon prevention measures by comparing upfront costs against ongoing damage and cleanup expenses.
Use ToolService Area Finder
Enter your zip code or city to find the nearest WD Pigeon Solutions service area and get connected with local pigeon control experts.
Use ToolPigeon Species Identifier
Upload a photo or describe the bird you've spotted to identify the species and learn about its behavior, nesting habits, and control methods.
Use ToolDroppings Health Risk Checker
Assess the health risks associated with pigeon droppings at your property based on accumulation level, location, and exposure factors.
Use ToolDid You Know?
Fascinating pigeon facts that might surprise you.
A single pigeon produces about 25 pounds of droppings per year, which can corrode metal and damage building facades.
Pigeon droppings carry over 60 transmittable diseases, including histoplasmosis and cryptococcosis.
Pigeons have been domesticated for over 5,000 years — they were the first bird humans ever domesticated.
Pigeon droppings are highly acidic (pH 3-4.5) and can eat through car paint, concrete, and roofing materials.
Pigeons can recognize all 26 letters of the English alphabet and can even be trained to distinguish between paintings by Monet and Picasso.
A flock of just 100 pigeons can produce over 2,400 pounds of droppings in a single year.
Airport Bird Control FAQ — Flagstaff, Arizona
Find answers to common questions about our pigeon control services.
Airport Bird Control Near Flagstaff
We also provide airport bird services throughout Arizona.
How It Works
Getting pigeon-free is easy. Just three simple steps.
Contact Us
Call us, fill out our form, or chat online. Describe your pigeon problem and we'll listen carefully.
Get Free Quote
We'll assess your situation and provide a detailed, no-obligation quote — completely free.
Schedule Service
Pick a time that works for you. Our licensed professionals will handle the rest — guaranteed.
Common Pigeon Infestations
Identify your pigeon problem and learn about effective solutions.
CriticalSolar Panel Infestations
Pigeons nest under solar panels for warmth and shelter, damaging wiring, reducing energy output by up to 30%, and voiding manufacturer warranties.
Learn More
CriticalWarehouse & Commercial Infestations
Large commercial spaces attract massive pigeon flocks. Droppings contaminate inventory, create slip hazards, and can trigger health code violations and costly fines.
Learn More
MediumParking Garage Roosting
Pigeons in parking structures damage vehicles with acidic droppings, create liability issues from slippery surfaces, and drive away customers and tenants.
Learn More
MediumBalcony & Patio Invasion
Pigeons roosting on balconies and patios leave droppings, feathers, and nesting debris that create unsanitary conditions and make outdoor spaces unusable.
Learn MoreAirport Bird Control Resources for Flagstaff
Everything you need to make an informed decision about airport bird in Flagstaff, Arizona.
All Flagstaff Pigeon Control
Complete pigeon management services in Flagstaff, AZ.
Airport Bird Control Overview
Learn everything about our professional airport bird control solutions.
All Arizona Services
Browse all pigeon control service locations in Arizona.
Free Pigeon Control Tools
Use our interactive calculators and cost estimators.
Pigeon Prevention Guide
Expert tips for keeping pigeons away permanently.
Customer Reviews
Read what property owners across the US say about our work.
Airport Bird Control in Buckeye
Professional airport bird services in Buckeye, Arizona.
Airport Bird Control in El Mirage
Professional airport bird services in El Mirage, Arizona.
Airport Bird Control in Apache Junction
Professional airport bird services in Apache Junction, Arizona.
DIY vs. Professional Pigeon Control in Flagstaffairport-bird-control
| DIY Method | Effectiveness | Limitation |
|---|---|---|
| Ultrasonic devices | Minimal proven effectiveness | Most peer-reviewed studies show negligible impact on pigeon behavior |
| Homemade spice or vinegar sprays | Very short-term deterrent | Washes away with rain and requires constant reapplication |
| Sealing individual entry points | Effective for specific openings | Pigeons find alternative entry points without comprehensive exclusion |
| Bird gel or sticky repellent | Mildly effective on flat ledges | Collects dust and debris quickly, loses stickiness, and can trap small songbirds |
| Removing food sources | Helpful as part of a broader plan | Urban environments provide too many alternative food sources for this alone |
Why Hire a Professional?
- Knowledge of local regulations regarding bird control methods
- Follow-up monitoring ensures pigeons do not relocate to other parts of your property
- Comprehensive property assessment identifies all roosting and nesting sites
- Licensed and insured protection for your Flagstaffairport-bird-control property
- Proper installation ensures spikes, netting, and exclusion devices actually work
- Safe handling and cleanup of droppings containing potentially harmful pathogens
Pigeon Control Cost Guide for Flagstaffairport-bird-control
Actual costs vary based on property size, severity of infestation, and specific methods required. Contact us for a free inspection and customized quote.
| Service | Pricing | Key Factors |
|---|---|---|
| Bird spike installation | Varies by linear footage | Material type (plastic vs. stainless steel), height and accessibility of installation area |
| Pigeon trapping and removal | Varies by scope | Number of pigeons, duration of trapping program, follow-up visits |
| Ongoing maintenance program | Monthly or quarterly retainer | Property size, severity history, number of deterrent systems maintained |
| Initial inspection and assessment | Usually free | Most professional companies offer complimentary inspections |
| Electric shock track installation | Varies by linear footage | Track length, number of rows, voltage system, height of installation |
| Bird netting installation | Varies by square footage | Net material, area coverage, mounting hardware requirements |
| Solar panel protection | Varies by system size | Number of panels, roof type, critter guard material |
Other Pigeon Control Services in Flagstaff
Explore additional pigeon control services we offer in Flagstaff, Arizona:
WD Pigeon Solutions Technical Division
This page was prepared and verified by our field operations team, which has completed over 10,000 pigeon exclusion installations worldwide. All methods described follow EPA-registered protocols and manufacturer-specified best practices for commercial bird control products.
Ready for Professional Airport Bird Control in Flagstaff?
Get your free, no-obligation quote from Flagstaff's trusted pigeon control experts.