NWCO - Nuisance Wildlife Control Operator Exclusion and Habitat Modification Questions and Answers

Question 1

A client has persistent problems with woodpeckers drilling holes into their home's cedar siding.
While deterrents have failed, the client wants a permanent solution for the affected areas.
Which of the following represents the most effective exclusion method?

Accepted Answer

Installing lightweight bird netting securely from the eaves to the base of the wall, creating a physical barrier.

Answer

Applying a thick, sticky bird-repellent gel to the damaged siding.

Answer

Hanging several scare-eye balloons and long strips of reflective tape near the area.

Answer

Spraying the siding with a commercial capsaicin-based liquid repellent after each rainstorm.

Question 2

A homeowner wants to make their property less attractive to rats and squirrels. Which of the following habitat modifications is most crucial for preventing these animals from gaining access to the roof and attic?

Accepted Answer

Trimming tree branches so they are at least 6 feet away from the roofline.

Answer

Planting mint and other aromatic herbs around the foundation of the house.

Answer

Keeping the lawn mowed to a height of no more than 2 inches.

Answer

Removing all bird feeders from the property.

Question 3

A NWCO inspects an attic in early June and confirms a large maternity colony of little brown bats is present. Before installing a one-way excluder device, what is the most critical consideration?

Accepted Answer

The presence of non-flying young bats, which would be trapped inside.

Answer

The estimated monetary value of the guano that has accumulated.

Answer

The specific type of roofing material on the house.

Answer

The exact number of adult bats in the colony to estimate the job's duration.

Question 4

To exclude burrowing animals like groundhogs or armadillos from a garden, a NWCO plans to install a wire mesh fence. For the fence to be effective against digging, what is the most important design component?

Accepted Answer

A wire mesh footer bent at a 90-degree angle must be buried and extended outward from the fence base.

Answer

The fence must be at least 6 feet tall to prevent the animals from climbing over.

Answer

The posts must be made of steel T-posts rather than wood.

Answer

The mesh openings should be less than 1/2 inch by 1/2 inch.

Question 5

A client is experiencing issues with snakes in their yard and around their foundation. Which of the following is a primary example of habitat modification to make the area less attractive to snakes?

Accepted Answer

Removing ground cover such as brush piles, landscape timbers, and overgrown vegetation.

Answer

Applying a perimeter treatment of a commercial snake repellent powder.

Answer

Introducing a predator, such as a domestic cat, to the property.

Answer

Placing several ultrasonic pest repellers around the yard.

Question 6

A skunk has taken up residence under a concrete porch, and the homeowner wants it gone. After identifying the main entry point, the NWCO's goal is to allow the skunk to leave on its own before permanently sealing the hole. What is the most appropriate tool for this task?

Accepted Answer

A one-way excluder door specifically designed for this purpose.

Answer

A baited cage trap placed directly in front of the opening.

Answer

A sheet of plywood propped against the opening that the skunk can push out.

Answer

A large body-gripping trap set within the opening.