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Tamiasciurus hudsonicus grahamensis
This is a female Mount Graham red squirrel, and she is one of only about 250 Mount Graham red squirrels left in the Pinaleno Mountains of Arizona. She has ear tags and a radiocollar because she is part of an intensive monitoring program that aims to keep this endangered subspecies extant for generations to come. Some of the challenges that she and the rest of the red squirrels face include loss of habitat due to the construction of an astrophysical site, outbreaks of insect infestation that destroy the trees the squirrels rely on for food, forest fire, and competition with an introduced population of Abert's Squirrels...