 Dangerous rarely lie out in the open. So no matter where you live, it's important to know harmful pests can hide in and around your home. Rodents and cockroaches are drawn to food waste and garbage. Ticks lurk in tall grasses and mosquitoes lay eggs in standing water. Rodents, ticks, and mosquitoes can all spread dangerous diseases. Seek the facts you need at pestworld.org. A public service message from the National Pest Management Association.