Intruders impact reliability: animals are often the mysterious culprits in unknown or unexplained electrical outages

摘要

Flowers in bloom can lift the spirit of any gardener, but the sight of squirrels digging up tulip bulbs can make him yearn for the Daisy air rifle he had as a boy. Squirrels aren't the only critters that try the soul. Rats nest in chimneys, raccoons ransack garbage bags, and yard snakes terrify homeowners and children.