You can typically spot a pantry pest by infested food left out or by having crawling/ flying insects around the house. They range in various forms and colors: Indian meal moths: are reddish-brown with light gray towards the head Saw-toothed grain beetles: brown Cigarette beetles: light brown Weevils: Black These pests typically contaminate more food than they actually eat, as they maneuver in and out of your foods leaving behind droppings, which can cause disease if consumed. They can chew their way through cardboard or packaging, so it is recommended to check your perishable items before digging into them.