Only soils with low percentages of silt, clay, and gravel will do for the Texas Pocket Gopher, so many of its populations are isolated from one another. The species occurs in southern Texas and extreme northeastern Mexico, burrowing in deep, sandy soils and only infrequently emerging aboveground. Learn more about the Geomys personatus, more commonly known as a Texas Pocket Gopher, in this easy-to-read species overview by the Smithsonian's National Museum of Natural History.