The short version
Around Lewiston, the most common animals are raccoons, squirrels and skunks. Identify yours first. Then get it out and seal the gap.
- Never handle a wild animal.
- Figure out which animal it is first.
- Check for babies before sealing.
- Use metal mesh, not foam.
- Secure trash and pet food.
Homeowners in Lewiston with an animal in the attic, walls, chimney or yard.
What to look for
Around Lewiston, the usual animals are raccoons, squirrels, skunks and bats. Each one gets in differently and needs a different fix. Babies are usually born from about March through June.
- 1Scratching or thumping in the attic.
- 2Torn vents, soffits or shingles.
- 3A musky or skunky smell.
- 4Dug holes under decks or sheds.
- 5Trash bins knocked over.
- 6Droppings on decks or in the attic.
Why it’s worth acting soon
- Chewed wires and damaged insulation.
- Droppings that can spread disease.
- Babies make removal harder.
- Rabies risk from bites.
Treatment options and typical costs
Inspection and Species Identification
$100–$300
A wildlife inspection in Lewiston starts with the animal, not the hole: tracks, droppings, hair, chew marks, and the size of the opening all point to a species. Raccoons and squirrels need different doors, traps, and timing.
- Time
- 60–120 minutes
- Best for
- Every job; the species decides the method
One-Way Doors and Eviction
$200–$600
Timing matters in Lewiston: eviction doors are not used during birthing season if young are present, because the mother leaves and the babies cannot. A provider should confirm no litter is inside before installing one.
- Time
- 3–7 days
- Best for
- Squirrels, raccoons, and birds using a single main entry
Attic Cleanup, Sanitation, and Follow-Up
$500–$3,000+ depending on insulation removed
Skunk odor under a house in Lewiston is handled with ventilation, enzyme treatment, and time, not perfume. Dead-animal odors usually mean something was sealed in.
- Time
- 1–2 days
- Best for
- Soiled insulation, droppings, odors, and re-checks
Exclusion Repairs (Chimney Caps, Vent Screens, Foundation Mesh)
$300–$2,500+ depending on scope
Raccoons can pull off aluminum vent louvers and squirrels chew through plastic in Lewiston, so exclusion uses galvanized steel, heavy hardware cloth, or copper mesh. Foam and caulk alone do not hold.
- Time
- Half a day to two days
- Best for
- Sealing the home after animals are out
Prices are typical published ranges. Ask what’s included before you compare quotes.
Crawl spaces are a favorite den. Check the vent screens and the access door.Animals around Lewiston.
Around Lewiston, the most common animals are raccoons, squirrels, skunks and bats. Homes from Lewiston out to Moscow see much the same mix.
Local wildlife conditions in Lewiston.
Lewiston sits in a semi-arid continental climate, and that sets the pace for wildlife activity here: spring denning and fall (animals seek winter shelter). In Lewiston, the area is mostly suburban, so wildlife pressure can differ from one block to the next depending on how tight the entry points are and how much food, water, or shelter is close by. An inspection in Lewiston usually starts outside and works inward, checking the foundation, gaps around doors and windows, and any moisture or clutter near the structure first. Knowing Lewiston's seasonal timing lets you schedule treatment before the busy stretch rather than after it, which usually means faster service and a more accurate quote. A provider who works Lewiston and Idaho every day can point out the specific conditions that matter most here, and getting the scope, price, and follow-up terms in writing makes it easier to compare options.
Walk the foundation with a flashlight. Gaps at ground level let animals under the house.What’s that noise?
- A strong smell under the deck: skunks. - Rustling at dusk at the roof edge: bats. - Heavy thumps at night: raccoons. - Quick scurrying at dawn and dusk: squirrels.
Baby season.
Around Lewiston, most babies are born from about March through June. Mothers look for warm, dry spots like attics and chimneys. Never seal a hole while babies are still inside. Bat exclusion waits until pups can fly, usually by mid-August.
A year of wildlife in Lewiston.
- Winter: lows near 27°F in Lewiston. Animals den up in attics. - Fall: animals hunt for winter dens. Seal gaps now. - Summer: highs near 90°F in Lewiston. Animals roam at night. - Spring: babies are born from about March through June. Don't seal while young are inside.
Raccoons.
Never handle one. They tear open vents and roof edges. Heavy thumps at night usually mean a raccoon.
Tree squirrels.
Squirrels are busy at dawn and dusk. They chew small gaps into bigger holes, and wires too.
Skunks.
Skunks den under decks, sheds and porches. A strong smell after dark is the giveaway.
Bats.
Bats slip through gaps as small as a thumb. Look for droppings under a gap at the roofline.
Getting them out the right way.
- Recheck: make sure nothing is trying to get back in. - Seal: heavy metal mesh on every gap. - Door: a one-way door lets the animal leave. - Check: look for babies first. - Identify: figure out which animal it is.
Where animals get in.
- Under decks, porches and sheds. - Crawl-space doors and foundation vents. - Uncapped chimneys. - Gaps where the roof meets the wall. - Roof vents and soffit corners.
If an animal gets inside the house.
Call your health department first. Is it a bat, and was someone asleep there? Keep kids and pets away. Open an outside door or window in that room, then leave. Close interior doors so it stays in one room.
Droppings and cleanup.
- Large attic messes are a job for pros. - Wet droppings down, then bag them. - Wear gloves, a mask and old clothes. - Don’t sweep or vacuum droppings dry.
Keeping your yard less inviting.
- Cover: clear brush and wood piles near the house. - Fruit: pick up what falls. - Birds: use a seed tray, and sweep up spills. - Pets: feed them indoors. - Trash: locking lids, or keep bins in the garage.
Wildlife myths.
- Lights and radios work: only briefly. - Mothballs drive them out: they don’t, and they’re a health hazard. - Moving them is kind: often illegal, and babies get left. - Out in daylight means rabid: not always; mothers forage by day.
Birds in vents and chimneys.
Then fit a vent cover that still lets air out. Wait until the young have flown. Most native birds are protected while nesting. Starlings and sparrows love dryer and bath vents.
If an animal seems sick.
Don't try to trap or touch it. animal control or your local health department. Keep people and pets inside. Staggering, circling or acting unafraid can mean illness.
Pets and wildlife.
your vet if your pet tangles with a wild animal. Bring pets in at night. Keep pets' rabies shots up to date.
What a wildlife visit looks like.
Cleanup comes last. Later, they come back and seal up. They set a one-way door or trap. They look for tracks, droppings and torn vents. The tech walks the roofline and the foundation.
If a skunk sprays.
- Under the house: air it out; the smell fades over days. - Clothes: wash with baking soda added to the load. - Eyes: keep the mix out; rinse with cool water. - Tomato juice: it doesn’t really work. - People and pets: wash with peroxide, baking soda and dish soap.
Babies found alone.
Call a wildlife rehabilitator. Hurt or clearly orphaned? Leave them be and watch from a distance for a day. Baby animals alone are often just waiting for a parent.
Fencing that works.
- Gates: keep gaps underneath to a couple of inches. - Gardens: hardware cloth beats chicken wire. - Climbers: an electric wire near the top stops raccoons. - Diggers: bury wire mesh a foot down, bent outward.
Questions to ask before you sign.
- Is cleanup included? - What will you seal with? - What happens to the animal? - How will you handle babies? - Where is it getting in? - Which animal is it?
What affects the price
- Roof height and pitch affecting ladder or lift needs.
- Warranty length on exclusion work and sealed points.
- Chimney cap size and whether a flue liner is needed.
- Length of deck or shed perimeter needing buried mesh.
- Follow-up visits included in the quoted price.
- Square feet of insulation removed and replaced.
📊
What worries you most about wildlife?
When to call for help
Call if an animal is in the attic, walls or chimney. right away if one acts sick or aggressive. Babies and droppings need careful handling.
What you can do yourself
Never corner or handle one. Getting an animal out of the house is a pro's job. Secure trash, bring in pet food and trim branches.
Wildlife in Lewiston
In Lewiston's neighborhoods, decks, sheds and trash bins draw animals in. In Idaho, bats are the animal most often found with rabies. With only about 13 inches of rain a year in Lewiston, animals go looking for water near homes. Winter lows near 27°F in Lewiston send animals into attics and crawl spaces in fall.
Local research
Wildlife in Lewiston, ID: what the public record shows
Before you compare quotes, it helps to know which wildlife actually live in Idaho, when they are busiest around Lewiston, and what the state figures look like. Everything below links to the agency or university page it came from.
Release of captured predatory or unprotected wildlife
Written landowner consent stating the date and number of each species released must be carried while transporting the animals.
Idaho Department of Fish and GamePredatory wildlife classification
Predatory wildlife may be taken in any number, at any time, by a licence holder; lethal control remains legal and live release is never required.
Idaho Department of Fish and GameNuisance Wildlife species recorded in Idaho
- Raccoon (Procyon lotor) — Top terrestrial rabies vector in the East; relocation banned in most states.
- Striped skunk (Mephitis mephitis) — Primary rabies reservoir in Texas and the central U.S.; Illinois requires euthanasia of trapped striped skunks.
When wildlife are busiest around Lewiston
Fall/winter den-seeking; June-July bat blackout. Upper Midwest: bats and skunks are the reservoirs; raccoon rabies absent.
Based on Lewiston’s semi-arid continental climate profile.
Rules that apply in Idaho
For context, nationally
- Around 4,000; more than 90% in wildlife — Animal rabies cases reported per year. CDC
- More than 20% each — Skunks and foxes that expose people or pets and are rabid. CDC
Sources: Idaho Department of Fish and Game; Rabies in the United States: Protecting Public Health; Class A (commercial) Nuisance Wildlife Control Permit study packet (17 Ill. Adm. Code 525). Figures are quoted as the source prints them. How we check our sources
Simple ways to keep wildlife away
- Use locking or strapped trash lids.
- Bring pet food in at night.
- Cap the chimney.
- Trim branches back from the roof.
- Bury wire mesh around decks and sheds.
- Pick up fallen fruit and spilled bird seed.
Metal mesh keeps animals out of vents for good. Foam and light screen won't hold.Did you know?
Flying squirrels glide up to 150 feet using a skin membrane
Starlings were introduced to North America in 1890 in Central Park
Questions people ask
What season is worst for wildlife problems?
Spring babies and fall den-hunting are busiest around Lewiston.
Is wildlife removal humane?
It can be. One-way doors let animals leave on their own.
Do wildlife pros use poison?
Ask what any chemical is for. Poisons aren't used on wildlife like raccoons or squirrels. No.
How do I choose a wildlife company?
Look for someone licensed for wildlife work in Idaho. Ask how they handle babies and what they seal with.
Will the animals come back?
Others will try. Sealing every gap with metal is what keeps them out.
Which animals are most common around Lewiston?
Mostly raccoons, squirrels, skunks and bats.
When are wild animal babies born in Lewiston?
Usually from about March through June. Don't seal a hole while babies are inside.
Nearby cities
Related guides
Sources (10)
The facts in this article come from the public sources listed above. Every home is different, so ask the company you talk to about pricing and what’s included. Published by Wildlife Exterminator · Updated September 11, 2026 · How we write these guides