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cutaway view of an attic room containing storage boxes, old toys and furnitureAttics don’t offer a food resource to most pests, unless it’s a spider enjoying an abundance of insects, but attics are popular harborage for rodents, birds, and bats using that dry space for nesting. Attics often have a supply of nesting materials, and because attics need air flow, the gaps in soffits and along roof or exhaust vents can often provide entry. 

Click on the heading to visit the What's Bugging You? page for that pest. Click on the image to see an enlarged version of the image.

What Might I Find?


brown bat with wings spread out on tree trunk
Little brown bat. Photo: J.N. Stuart, flickr.

Bees and Wasps

Wasp nest against brick wall and under a slanted wooden ceiling
Wasp nest. Photo: John Keogh, flickr


small brown bird peeking out from between detached soffit and house roof
House sparrow. Photo: NYSIPM

Fabric Pests

Closeup of a white caterpillar with a red head on a carpet made of red, blue, brown and maroon fibers.
Carpet moth larvae. Photo: NYSIPM

Fall Intruders

photo of three brown, shield-shaped insects clustered on a board
Brown marmorated stink bug. Photo: NYSIPM

Flies (non-biting)

A fly is standing on a green leaf. The fly has golden hairs on its thorax and a checkered pattern on its abdomen.
Cluster fly.  Photo: NYSIPM

Mice and Rats

A mouse standing on crushed stone with twigs and leaf debris scattered about.
House mouse. Photo: NYSIPM


biege, orange, and black striped snake
Eastern milk snake Photo: Laurie Dirk. 


A spider suspended in a web with an oval body and long, spindly legs.
Long-jawed cellar spider.  Photo: NYSIPM


photo of cluttered attic with a gray squirrel looking out from under a board
Tree squirrel. Photo: NYSIPM