The most venomous snakes in Arizona include rattlesnakes, sidewinders and coral snakes. Here's where they live and how to ...

With more than 1,200 square miles of land area, U.S. Army Yuma Proving Ground (YPG) is the fourth-largest installation in the ...

Conservation efforts at the Phoenix Zoo and Southwest Wildlife aim to protect endangered species like black-footed ferrets ...

Many huge animals went extinct surprisingly recently. When they died, their ecological role was lost with them.

The beavers were released into their native historic habitats as part of a pilot program to study their impacts on fighting droughts and wildfires.

A new study finds that Arabia was once a green corridor of rivers and lakes, enabling animal and human migration between Africa and Eurasia over the past 8 million years. A new study published in ...

These unbelievable dogs have a surprising talent for sniffing the endangered Canelo Hills ladies tresses orchid.

Whether saving endangered ferrets or feeding livestock with less environmental impact, the core message remains: nutrition ...

Reptiles in open habitats evolved brighter colors over time. This helped them reflect sunlight and survive climate change.

High snow and endless fences made for a lethal combination that researchers and wildlife advocates are working to change.

Steve Lake envisions a zoo no more than 25 acres, with animals that could withstand the region’s extreme summer temperatures.

The freeway, and nearby development, have essentially trapped populations of cougars, mule deer, bobcats and desert cottontail ... look like natural habitat and will be landscaped with native plants, ...