Squirrels

Squirrels

Overview

Squirrels are a frequent source of nuisance complaints in Florida, particularly in residential areas with mature trees and easy roof access. While often seen as harmless backyard wildlife, squirrels can cause significant damage when they enter attics or wall cavities in search of shelter. Their constant chewing, nesting behavior, and activity during daylight hours make them one of the most commonly encountered wildlife intruders.

Identification

Florida is home to several squirrel species. Each has distinct features and behaviors, some of which make them more likely to invade structures.

  • Eastern Gray Squirrel
    The most common species in urban and suburban areas. Medium-sized with gray fur, white underbellies, and bushy tails. Frequently seen leaping between trees and rooftops. Responsible for most attic invasions in Florida homes.
  • Fox Squirrel
    Larger than gray squirrels, with a mix of black, gray, brown, and orange coloring. Less likely to enter homes but still capable of causing damage around structures. Often found in more rural or wooded environments.
  • Southern Flying Squirrel
    Small, nocturnal, and rarely seen due to their nighttime activity. Light gray to brown with a distinctive gliding membrane between their limbs. These squirrels often nest in groups and can enter through very small openings, making them a hidden nuisance in attics and walls.

Typical Habitats

  • Tree cavities and branches
  • Attics, soffits, and wall voids
  • Chimneys and roof eaves
  • Birdhouses or storage sheds

Behavior and Seasonal Patterns

Squirrels are diurnal, meaning they are active during the day, especially in early morning and late afternoon. They are agile climbers and can leap from nearby branches onto rooftops. Nesting peaks during late winter and again in summer, when females raise litters of two to four young.

They often enter buildings through small roofline gaps, vents, or damaged fascia boards. Once inside, they gather insulation or other materials to build nests.

Damage and Health Risks

  • Chewing on electrical wiring, increasing fire risk
  • Contaminating insulation with feces and urine
  • Gnawing on wood, shingles, and vent coverings
  • Noise disturbances, especially in attics during nesting season

Legal and Ethical Considerations

Squirrels are classified as nuisance wildlife in Florida and can be removed if they are causing property damage. However, care must be taken during birthing seasons to avoid separating mothers from their young. Lethal methods are discouraged when humane exclusion is possible.

Prevention and Exclusion

  • Seal all attic and roofline entry points using wildlife-proof materials
  • Trim tree limbs that give access to rooftops
  • Use chimney caps and screened attic vents
  • Perform inspections during early morning or dusk to spot entry behavior

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