- Nuisance Wildlife Control Operator Exclusion and Habitat Modification Flashcards

What is the recommended foundation vent screen material for preventing rodent entry?

Answer: 1/4-inch galvanized hardware cloth

1/4-inch galvanized hardware cloth prevents entry by mice, which can fit through openings as small as 1/4 inch.

What is the purpose of installing drip edge or metal flashing along the roofline for wildlife exclusion?

Answer: To seal the gap between roof deck and fascia board where squirrels and bats commonly enter

Metal flashing seals the construction gap between roof deck and fascia, one of the most common wildlife entry points.

What is the correct sequence for full bat exclusion on a home with confirmed bat activity?

Answer: Seal secondary openings first, install one-way devices at primary exits, wait 7-14 days, then permanently seal

The correct sequence seals secondary openings first, allows bats to exit through one-way devices for 7-14 days, then permanently seals.

Which landscape modification reduces snake cover near a residential foundation?

Answer: Maintaining a 24-inch gravel or bare-ground buffer between landscaping and the foundation

A 24-inch buffer eliminates cover snakes use to travel along foundations and makes them visible to predators.

What is MOST important to verify before declaring a wildlife exclusion project complete?

Answer: That monitoring confirms no wildlife activity for at least 5-7 days after final sealing

Post-exclusion monitoring for 5-7 days confirms all animals have been excluded and none remain trapped inside.

Why is expanding foam alone NOT recommended for permanent wildlife exclusion?

Answer: Animals including rodents, squirrels, and raccoons can easily gnaw or claw through cured foam

Cured foam is soft enough that rodents, squirrels, and raccoons can penetrate it, making it ineffective alone.