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...
EditorialThirteen-lined ground squirrel, Ictidomys tridecemlineatus (Striped gopher, Spermophilus tridecemlineatus). Chromolithograph by Trautmann, Bailey and Blampey after an illustration by Ernest E. Thompson from the Report of the Ornithologist, US Departmen...
EditorialFranklin's ground squirrel, Poliocitellus franklinii (Franklin's spermophile, Spermophilus franklinii). Chromolithograph by Trautmann, Bailey and Blampey after an illustration by Ernest E. Thompson from the Report of the Ornithologist, US Department of...
EditorialEuropean ground squirrel, Spermophilus citellus, and Alpine Marmot, Marmota marmota. Handcoloured copperplate stipple engraving from Frederic Cuvier's "Dictionary of Natural Science: Mammals," Paris, France, 1816. Illustration by J. G. Pretre, engraved...