A Tucson-based environmental group is accusing the Trump administration of moving at a snail's pace in determining whether a ...

AJO, AZ (AZFamily) — A new lawsuit aims to protect an endangered species that advocates say is threatened by Arizona border wall construction. The Center for Biological Diversity sued the Trump ...

A wetlands restoration project in eastern Arizona, which has bolstered six ponds, is helping a frog species get through ...

State and federal bills removing Mexican gray wolves from the endangered species list could harm both the animal and ranchers ...

Cinco, the endangered jaguar, is still roaming Arizona's Sky Islands, and the proof is on a trail video camera.

It’s a future pond for a threatened species of frog native to the southwest that the Arizona Game and Fish Department and a ...

"There's potential that whatever turtles we salvage from Quitobaquito may not be able to go back there for a long time." ...

The first time I heard a lion yawn in the Arizona desert, I burst out laughing-the sound was somehow both majestic and ...

Remote wildlife cameras recently captured a rare and endangered jaguar crossing the Arizona borderlands.

Conservationists warn that new legislative efforts could undermine decades of work to restore the endangered Mexican grey ...

PRESCOTT, Ariz.— The Center for Biological Diversity today filed a notice of intent to sue the federal government to end damage from unauthorized livestock grazing to endangered species habitat along ...