It is based on a game called Super Farmer (originally named "Hodowla zwierzątek" or "Animal Husbandry") created in Poland in 1943 by Karol Borsuk and his wife.
Robin Herd | Marshall Thundering Herd | Alan Herd | The Thundering Herd | The Herd with Colin Cowherd | Richard Herd | Minus the Herd | Herd immunity | Harold S. Herd |