rats
flies
ants
cock roaches
I don't think so. they are carnivores, their food source will be smaller animals that are pests and once the food is gone they will move on.
25-30%
pests contaminate food by landing on the food and leaving there waste ,if you may, like flies whenever they land they vomit, leave waste, and urine. pests also contaminate food just by carrying diseases.
food or pests
Pests can get into food and destroy it which is horrible considering how much food costs and how hard we work to save money on food. You can find tips on keeping pests out of your food here http://www.foodsafeschools.org/FSAG_CD/Resources/UMass/keep_pest_out_tips.pdf .
Pests would take over the Earth if we let them & if no one used pesticide you couldn't afford groceries or eat out in restaurants since the food would not be safe. Rodents are considerred pests as well as insects.
food, very healthy, control pests
the removal of any pests can affect the food web because another animal eats that pest and if it is removed that animals is going to die shortly.
Two signs that you may have pests in the kitchen include finding droppings or urine trails, which are often small and can indicate the presence of rodents or insects. Additionally, spotting gnawed food packaging or unexplainable holes in food items can signal that pests are accessing your food supply. Other signs may include unusual smells or sightings of the pests themselves. Regular inspections can help catch these issues early.
Carry pathogens
Judson Ulery McGuire has written: 'Survey of insect pests and plant diseases of selected food crops in Mexico, Central America, and Panama' -- subject(s): Diseases and pests, Economic Entomology, Entomology, Economic, Food crops, Insect pests, Vegetable pathology
The grain mites are pests of food and feed products, like cereals, dried vegetable ... Donot store food products more than two to four months, if possible because they will grow and grow and you will have babies and babies and then no house or house of pest