Glossary
Wildlife Glossary
Exclusion, guano, hazing, maternity season and more: the words wildlife crews use, explained in plain English. Search or scroll.

- Attic exclusion
- Sealing every gap that leads to the attic so animals cannot return.
- Bat guano
- Bat droppings, often in a pile below a roost, that can carry spores and should be cleaned with protection.
- Colony
- A group of animals, such as bats, that share one roost.
- Crawl space
- The low, unfinished area under a house, often a favorite den.
- Den
- The shelter an animal chooses for sleeping and raising young.
- Dig guard
- Mesh buried or bent outward at the base of a barrier to stop animals from digging under.
- Entry point
- Any gap, hole or damaged spot an animal uses to get into a building.
- Exclusion
- Closing a building so animals cannot get in, usually after they have left.
- Fascia
- The board along the edge of the roof where the gutter attaches.
- Gable vent
- A vent in the triangular wall under the roof peak, often screened to keep animals out.
- Hardware cloth
- Welded steel mesh used for strong, chew-proof screens and seals.
- Hazing
- Using noise, lights or movement to make an animal feel unwelcome and move along.
- Humane trap
- A live trap that holds an animal without injury so it can be released.
- Latrine
- A spot where an animal returns again and again to leave droppings.
- Maternity season
- The time of year when females raise young, when bats and other animals often cannot be removed.
- Nuisance wildlife
- Wild animals that cause trouble for people, property or pets.
- One-way door
- A device that lets an animal leave through a hole but not come back in.
- Relocation
- Releasing a captured animal in suitable habitat away from the property, within local rules.
- Roost
- The place where bats or birds rest or sleep during the day.
- Rub marks
- Dark greasy smears along the paths rats use.
- Scat
- Another word for animal droppings.
- Soffit
- The underside of the roof overhang, often the place where animals break in.
- Thermal camera
- A camera that shows heat, used to find animals hidden in walls and attics.
- Track
- A print left by an animal's foot in mud, dust or snow.
- Trail camera
- A motion-triggered camera used to see what visits a property at night.
- Vapor barrier
- A plastic sheet over the ground in a crawl space that keeps moisture down.
- Wildlife exclusion
- The whole process of removing animals and then sealing the building against them.
- Wildlife rehabilitation
- Care for injured or orphaned wild animals until they can be released.
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