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
A Distinguished Member of the Humane Society A Distinguished Member of the Humane Society A Distinguished Member of the Humane Society is an 1831 oil on canvas work by English painter Sir Edwin Henry Landseer depicting a Newfoundland dog. The original was damaged in a flood whilst on loan to the Tate Gallery in 1928, and was returned to public view for the first time in 50 years after it was restored in 2009. The dog in the painting is meant to be "Bob", a dog that was found in a shipwreck off the coast of England. The dog found his way to the London waterfront where