Prairie dog and Clark in 1804. Lewis described it in more detail in 1806, calling it the "barking squirrel". On average, these stout-bodied rodents will grow to be between long, including the short tail, and weigh between . Sexual dimorphism in body mass in the prairie dog varies 105 to 136% between the sexes. Among the species, black-tailed prairie dogs tend to be the least sexually dimorphic, and white-tailed prairie dogs tend to be the most sexually dimorphic. Sexual dimorphism peaks during weaning, when the females lose weight and the males start eating more, and is at its lowest when the females
Prairie Dog Central Railway Prairie Dog Central Railway The Prairie Dog Central Railway is a heritage railway just outside Winnipeg, Manitoba, Canada. Regular trips are every Saturday, Sunday and Holiday Monday from May through September, and last almost four hours with one stop in the rural community of Grosse Isle. Special dinner excursions occur during the season, as well as the Howlin' Halloween Express Trains in October. Details of the operations can be found by reviewing the schedules. Private Charters, School Programs and Engineer for a Day are also available. Initiated in 1970 by The Vintage Locomotive Society Inc., the first operations were in