a large, chiefly tree-dwelling, dark gray squirrel (Sciurus aberti) with long tufted ears and white underparts that is found primarily in forests of ponderosa pine in Arizona, New Mexico, Colorado, Utah, and northern Mexico
a large, chiefly tree-dwelling, dark gray squirrel (Sciurus aberti) with long tufted ears and white underparts that is found primarily in forests of ponderosa pine in Arizona, New Mexico, Colorado, Utah, and northern Mexico