Arizona has 13 species of rattlesnakes and one coral snake species. Snakes are most active from March to October. Rattlesnakes have distinct features like a triangular head and vertical pupils.

Two Arizona national parks were named among the best parks for seeing wildlife like mountain lions, bison and birds. Here's ...

In a well-documented process called “grassification,” invasive grass species have taken over Arizona’s deserts, increasing risks for neighboring forests and structures. Without grass, Sinclair argued, ...

These Arizona animals can harm or even kill a person with bites or stings. What to know about bark scorpions, black widows, Gila monsters and more.

Can the Seahawks reach the Super Bowl with Sam Darnold at quarterback? Yes or no? If the answer is yes, then GM John ...

College of STEM (CoSTEM) has revived its Lecture Series and will welcome Dr. Dawnie Wolfe Steadman, director of the Forensic Anthropology Center and professor of anthropology at the University of ...

There are three species of screech-owls in the United States: eastern in the East, western in the West and whiskered along the southern borders of Arizona ... tailed northern hawk owl, and also ...

Marble Canyon, Grand Canyon, Arizona, U.S. Down on the mile-deep floor ... the hum of tarantula hawks, the echo of lambs bleating, the wind carrying a change in weather. It was all such a marked ...

Memorial Day weekend in Arizona is like nature’s perfect sweet spot – warm enough to enjoy water activities but not yet hot enough to fry an egg on your car hood. While everyone else battles the ...