Tree Squirrels:
* Eastern Gray Squirrel (Sciurus carolinensis): Introduced to Mexico, found in urban areas.
* Mexican Gray Squirrel (Sciurus aureogaster): Widely distributed, found in forests and urban areas.
* Western Gray Squirrel (Sciurus griseus): Found in the north, near the US border.
* Black-footed Squirrel (Sciurus niger): Found in the north, near the US border.
* Fox Squirrel (Sciurus niger): Found in the north, near the US border.
* Sonoran Squirrel (Sciurus aberti): Found in the northwestern mountains.
* Harris's Squirrel (Sciurus harrisii): Found in the Yucatan Peninsula.
Ground Squirrels:
* Mexican Ground Squirrel (Spermophilus mexicanus): Found in grasslands and deserts.
* Arizona Ground Squirrel (Spermophilus tereticaudus): Found in the north, near the US border.
* White-tailed Antelope Squirrel (Ammospermophilus leucurus): Found in deserts and grasslands.
Other Squirrels:
* Flying Squirrel (Glaucomys volans): Found in forests, nocturnal.
* Red-tailed Squirrel (Sciurus granatensis): Found in the south, in the Chiapas region.
This list is not exhaustive, and some species may have limited distribution or are only found in specific regions.
Please note: It's important to respect wildlife and avoid interfering with their habitats.