The group More Perfect Union installed more than 300 signs across the country, calling out the Department of Government ...

The Gila woodpecker nests inside the stem of the saguaro cactus where the temperature inside ... are also called Needle and Thread plants because the spiny tip and stringy leaf margin can be ...

Saguaro cactuses tower over Arizona's desert landscape, each year inching higher and higher for hundreds of years as they watch time pass. While they can grow to unique heights, one cactus holds ...

The Trust for Public Land has acquired 47 acres for Saguaro National Park, increasing the linkage to Pima County's Sweetwater Preserve.

Nearly 50 acres have been added to Saguaro National Park in Arizona through the Trust for Public Land, which has helped ...

The iconic Saguaro cactus is struggling as heat and drought intensify in Arizona. With record-setting summers in 2020, 2023 and 2024, scientists at the Desert Botanical Garden are noticing unusual ...

Tip: Walking or riding a bike is a great way to get around once inside the park. You can even take a bike tour along the ...

While they can grow to unique heights, one cactus holds the world record for being the tallest ever recorded. Here's what to know about the tallest saguaro on record, how tall they usually grow ...