EditorialSpermophilus richardsonii, Print, Richardson's ground squirrel (Urocitellus richardsonii), also known as the Dakrat, or Flickertail, is a North American ground squirrel in the genus Urocitellus. Like a number of other ground squirrels, they are sometim...
EditorialRichardson's ground squirrel, Urocitellus richardsonii (Richardson's spermophile, Spermophilus richardsonii). Chromolithograph by Trautmann, Bailey and Blampey after an illustration by Ernest E. Thompson from the Report of the Ornithologist, US Departm...