The Thirteen-lined ground squirrel (Ictidomys tridecemlineatus) is a ground squirrel that is widely distributed over grasslands and prairies of North America. It is well known for standing upright to survey its domain, diving down into its burrow...
The Mexican ground squirrel (Ictidomys mexicanus ) is a species of rodent in the family Sciuridae. It is found in Mexico and the United States. One of its closest relatives is the thirteen-lined ground squirrel (Ictidomys tridecemlineatus ).
The Rio Grande ground squirrel (Ictidomys parvidens ) is a species of squirrel in the family Sciuridae. It is found in the south-western United States (Texas and New Mexico) and in north-eastern Mexico.