Differential responses by species to modern perturbations in forest ecosystems may have undesirable impacts on plant-animal interactions. If such disruptions cause declines in a plant species without ...

PHOENIX (AP) — An endangered squirrel species’ estimated population has plummeted since a major wildfire burned much of its habitat atop a southeastern Arizona mountain last summer. An annual ...

CHIRICAHUA NATIONAL MONUMENT — There was a crunch with every step Melissa Merrick took as she veered farther off trail. She wasn't looking at the leaves littering the ground, but at the branches they ...

New technologies allow for more efficient and effective monitoring of rare or elusive species. However, standardizing protocol to ensure high detection rates is important prior to widespread use of a ...

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 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 ...

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

TUCSON, Ariz.— The Center for Biological Diversity and Maricopa Audubon notified the U.S. Fish and Wildlife Service today of their intent to sue the agency for its delay in protecting habitat ...

TUCSON, Ariz.— The Center for Biological Diversity and Maricopa Audubon sued the U.S. Fish and Wildlife Service today for failing to protect habitat essential to the survival and recovery of southeast ...

The Fish and Wildlife Service has until Jan. 30, 2027, to decide on a petition to expand critical habitat filed in 2017. A federal judge says the Fish and Wildlife Service has “unreasonably delayed” ...

Up until 1975, The Joy of Cooking included an illustration and description of proper squirrel skinning within its pages. But in the past four decades, squirrel cuisine has dwindled to a rarity, even ...