Rodents can sneak into San Diego rooflines through small openings around eaves, attic vents, crawl-space vents

https://waylonhaay445.cavandoragh.org/why-pest-control-fails-without-attic-air-sealing

Rodents can sneak into San Diego rooflines through small openings around eaves, attic vents, crawl-space vents, and utility entry points that are not properly sealed.