...According to Professor Dallas, thetrue Voles number about fifty species, arranged by various writersunder a considerable number of sub-genera... 
Robert A. Sterndale 「Natural History of the Mammalia of India and Ceylon」
...Revision of American voles of the genus Microtus...
Rollin H. Baker 「Mammals taken Along the Alaska Highway」
...More voles and a short-tailed shrew were takenon later days...
Lee Raymond Dice 「The Mammals of Warren Woods, Berrien County, Michigan」
...Other Pennsylvania voles as well as alemming-vole, a prairie vole, and several young ground squirrelswere secured on later nights by the same trap-line...
Lee Raymond Dice 「The Mammals of Warren Woods, Berrien County, Michigan」
...Other prairie voles and white-footed mice were taken on laternights, as well as one Pennsylvania vole and one house mouse...
Lee Raymond Dice 「The Mammals of Warren Woods, Berrien County, Michigan」
...White-footed mice, prairie voles and pine voles eat the fruit andseed...
Henry S. Fitch 「The Forest Habitat of the University of Kansas Natural History Reservation」
...The Water-rats, or Voles, eat fishes, frogs, and toads, besides otherfood, and do infinite mischief to banks and dams, which they undermine...
R. Lee 「Anecdotes of the Habits and Instinct of Animals」
...The stems dried, andin several places formed a screen beneathwhich the movements of the voles were noteasily discernible...
Alfred W. Rees 「Creatures of the Night」
...When the baby voles were about a weekold, a large brown rat, that on severaloccasions in the previous year had annoyedthe youthful Brighteye, returned to thepool...
Alfred W. Rees 「Creatures of the Night」
...A family of voles swam in and outof the shallows opposite my hiding place;but none of the little animals approachedthe buttress near the stakes...
Alfred W. Rees 「Creatures of the Night」
...Allpoverty-stricken voles are also fed from these storehouses, since it isthe product of the community as a whole...
Royal Dixon 「The Human Side of Animals」
... By diligently probing the ground and blocking up the network of runs, the voles, one or more at a time, were gradually driven into a corner...
Frédéric Houssay 「The Industries of Animals」
...This species, which inhabits Siberia, measures about twelve centimetres in length, but during summer and autumn Voles accomplish an amount of work which is surprising having regard to their size...
Frédéric Houssay 「The Industries of Animals」
...There were many well-defined and well-trodden paths on the ground, by which the Voles pass from one hole to another...
Frédéric Houssay 「The Industries of Animals」
...The Voles had destroyed the entire crop in a single night...
Frédéric Houssay 「The Industries of Animals」
... Thinking it had been stolen he kept watch for the thief; but suddenly, to his great astonishment, hosts of Voles appeared and set to work to carry off the second load...
Frédéric Houssay 「The Industries of Animals」
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