Great horned owls traditionally nest in trees, but they alternatively use ground sites, cliffs, saguaro cactus tops or even ... Their breeding cycle matches up with crops of native thistles.

Explore the beauty of Scottsdale with activities like running and cycling in Scottsdale Arizona. Enjoy stunning views and ...

The surrounding landscape teemed with iconic desert vegetation, including brittlebush, creosote bush, and the magnificent saguaro cactus ... Saving the Prairies: The Life Cycle of the Founding School ...

Saguaro cactuses are Arizona's towering icons. However, only one holds the record for being the tallest ever measured. Here's ...

Saguaro cactuses tower over ... Saguaros grow slowly. A young cactus may grow just 1 to 1.5 inches in its first eight years of life. The amount of water available affects their growth.