Runners are an amazingly unique breed with a strong slender body and an upward stance. They were originally bred for their mobility and high egg production. They tend to have a more nervous temperament. Purpose: Foraging/Ornamental Production: 180 Large White Tinted Blue/Green Eggs/Year Temperament: Docile, Active Mature Weight: 4-5 lbs. Hardiness: Cold and Heat Hardy Broodiness: Rarely | Hoover's Hatchery Black Runner Ducks St Run