Consumption rate: approximately .015lbs of grain per day
House sparrows primarily eat grains and smaller foods. These birds are known to damage crops by pecking seeds, seedlings, buds, flowers, vegetables, and maturing fruits. A flock of fifty house sparrows can cause considerable damage to wheat crops as they can eat up to a quart of wheat a day!
House sparrows cause challenging problems in life stock settings because they will eat and contaminate feed. In grain storage facilities, its common for house sparrows to eat the grain and to contaminate the grain with their feces.