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
Residence card of a family member of a Union citizen the European Parliament and the Council of 29 April 2004 on the right of citizens of the Union and their family members to move and reside freely within the territory of the Member States". The central paragraph is article 10(1): The right of residence of family members of a Union citizen who are not nationals of a Member State shall be evidenced by the issuing of a document called "Residence card of a family member of a Union citizen" no later than six months from the date on which they submit the application. So the card only confirms the right