What we know about southern Arizona bats that tested positive for a fungus tracked by the Arizona Department of Game and Fish ...

The Trump administration's mass firing of probationary employees raises red flags for those working in Arizona's federal ...

With threats of avian flu and lead poisoning, biologists are working overtime to care for a species that nearly went extinct.

Researchers analyzed saliva the nocturnal mammals leave behind when sipping nectar from plants and residential hummingbird ...

Wildlife researchers attached radio collars to several bobcats and studied their movement throughout the Tucson area.