- Nuisance Wildlife Control Operator Bat and Bird Management Flashcards

Which bat species is MOST commonly found roosting in buildings in the eastern United States?

Answer: Big brown bat

The big brown bat is the most common building-roosting bat in the eastern US due to its tolerance of temperature extremes.

What mesh size is correct for bird exclusion netting to prevent house sparrows from entering a building?

Answer: 3/4-inch (19mm) mesh

3/4-inch mesh netting is the standard for excluding house sparrows and other small pest birds.

Under what circumstance is it legal to destroy an active barn swallow nest with eggs under the MBTA?

Answer: Only with a valid depredation permit from USFWS

Active nests of MBTA-protected species can only be legally destroyed with a valid depredation permit from USFWS.

What material is MOST resistant to bat entry and recommended for permanently sealing bat exclusion points?

Answer: Copper mesh stuffed into gaps and sealed with exterior-grade caulk

Copper mesh sealed with caulk provides durable, corrosion-resistant, and gnaw-proof sealing for bat entry points.

Which visual deterrent is MOST effective at preventing Canada geese from landing on commercial lawns?

Answer: Grid wire systems at 12-inch height above ground

Grid wire systems prevent geese from comfortably landing and walking, providing reliable long-term deterrence.

What White-Nose Syndrome precaution must NWCO operators follow when working with bat colonies?

Answer: Decontaminate clothing, footwear, and equipment between different bat roost sites

Decontaminating gear between sites prevents operators from spreading the Pseudogymnoascus destructans fungus causing WNS.