Common in older homes for attic ventilation. Typically these vents are screened with a very light weight mesh that can be easily chewed by squirrels or mice.

Common on new construction homes for attic ventilation. A weak spot that varies in vulnerability depending on material used to cover vent. Many metal roofs have a foam blockers that are easily chewed. Traditional shingle roofs have many options with cobra venting being the best for pests, though it can still fail due to improper installation or nail popping over time.

Where these mini roofs return to the main roofline, there is typically a gap present between the shingles and the soffit/fascia. This is a common entry point for bats, squirrels, and mice.

The decorative ledge located at the eve of the roofline. There can be an opening that leads into the soffit and allows access into the attic.

The horizontal protruding edge of the roofline. Wherever utilities are run through the soffit is a potential entry point for pests.

Whether wood or vinyl, the bottom corner of your homes siding has the potential to be an entryway for rodents of all kinds.

Where siding and fascia meet at the highest point of the gable end of the home. This can be a direct access into the attic.

Where the siding runs under some fascia, there is a potential entry for critters, usually bat or squirrel.

Where the foundation meets the framing. If there is a dip in the foundation of fault in the wood, there can be access into the walls or directly into your basement.

Typically installed for ventilation and light, this break in the foundation introduces an access route into your basement.

Gaps in fascia pieces may allow animals into the roofline and into your attic.

Under the waterproof metal, there is a void between the roof sheathing and masonry of the chimney.

Unprotected chimneys can result in anything from bats in the home to raccoons in the fireplace.

There is a gap between your siding and the masonry of the chimney. If not filled there may be access into the walls of the structure.