An endemic subspecies of squirrel that has been in peril for more than half a century is showing signs of population growth in its southeastern Arizona habitat, likely due to a new survey method. The ...

The population of endangered Mount Graham red squirrels held steady in 2025, according to the annual survey by state and ...

Wildlife agencies counted 232 squirrels on Mount Graham, about the same as a year ago, which is good news during a drought.

Coronado National Forest officials are warning that rainfall from monsoon storms could cause flooding on Mount Graham, a popular recreation area in southeastern Arizona. Officials say flooding on ...

The latest survey of the endangered Mount Graham red squirrel in the Pinaleño Mountains shows a stable population, with an ...

After years of struggling numbers, the Mount Graham Red Squirrel population is holding steady. A new survey from state and federal wildlife agencies shows the number of squirrels in the Pinaleño ...

The Center for Biological Diversity and the Maricopa Audubon Society have sued the U.S. Fish and Wildlife Service for violating the Endangered Species Act by failing to protect habitat essential to ...

Southern Arizona’s dry air, dark skies, and plentiful mountain peaks are prime conditions for the many world-class telescopes that dot the region. These conditions, unfortunately, come with ...

n Oct. 10, just two days before Columbus Day, the University Board of Regents will ponder whether to participate in one of the most culturally and socially divisive programs that has ever been put ...

A worst-case scenario - a fire jumping the tops of trees surrounding the Mount Graham International Observatory - could cost $50 million and take five years to recover from, but the site's director ...

A group of Indigenous activists and their allies will run from the San Carlos Apache Reservation to the summit of Mount Graham starting Thursday to honor one of their most sacred sites and to ...

Just as good science requires more than a litmus test, good policy at the University should be accountable to review by many factors. In the wake of the Board of Regents’ approval of closing General ...