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
Is Your Dog A Genius? Is Your Dog A Genius? Is Your Dog A Genius is a three-part American interactive documentary television series airing on Nat Geo Wild. The series, hosted by Dr. Brian Hare, uses a series of tests known as 'The Dognition Assessment' to determine what skills a dog possesses to determine how intelligent your dogs are. The series is produced by Authentic Entertainment. The series premiered in the U.S. on Nat Geo Wild across three nights from May 15 to May 17, 2015. The three part series aired as part of the channel's special 'BarkFest' block of dog-themed programming. Internationally, the series