The centuries-old cottonwood tree stood near Lochiel in Arizona's San Rafael Valley, close to the U.S.-Mexico border.

Protesters in Arizona are decrying the removal of 250-year-old cottonwood trees for border wall expansion. This after a judge temporarily halted it in and near Big Bend National Park in Texas.

LOCHIEL, Ariz. - For more than two months, activists sat high up in the branches of a giant cottonwood tree here on the border with Mexico in an effort to block federal contractors from knocking it ...

Protesters spent months occupying an ancient cottonwood. Then a tense standoff with US border patrol came to a head ...

Border patrol officials removed protesters and work crews destroyed the last cottonwood tree at a construction site at the U.S.-Mexico border.

At the U.S.-Mexico border wall in August, a yellow-billed cuckoo sat perched in a giant cottonwood tree on the Arizona side as bulldozers and activists faced off below. This slender, elusive species ...

A giant cottonwood along the U.S.-Mexico border in Arizona was knocked down Monday, after authorities cleared out protesters trying to save the tree from destruction.

The demonstrator is stranded in the old-growth tree without access to water after crews cut down a platform holding her supplies.

Federal agents in Southern Arizona arrested protesters on Tuesday who were trying to protect a towering grove of cottonwood trees along the U.S.-Mexico border. The last tree came down Monday to make ...

A 200-year-old cottonwood was taken down in Lochiel, Arizona, to build the double border wall despite protesters sitting on the tree for over a month.

At the U.S.-Mexico border wall in August, a yellow-billed cuckoo sat perched in a giant cottonwood tree on the Arizona side as bulldozers and activists faced off below. This slender, elusive species ...