Rodents often get under San Diego homes through torn crawl-space covers, open vents, gaps under doors, loose flashing

https://trentonnttz379.valoradigest.com/posts/how-escondido-s-canyons-and-creeks-push-roof-rats-into-local-attics-2

Rodents often get under San Diego homes through torn crawl-space covers, open vents, gaps under doors, loose flashing, and openings where utility or A/C lines enter exterior walls.