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.

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

Add Yahoo as a preferred source to see more of our stories on Google. 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 ...

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 ...

Customs and Border Protection agents bulldozed a tree on Monday that activists had occupied for more than two months.

Photo taken by a protester removed from the cottonwood tree by U.S. Border Patrol before being arrested Monday morning. Border Patrol agents on Monday arrested at least 20 people who were protecting a ...

Border agents dispersed a camp of protestors along the U.S.-Mexico border on Monday who were protecting the last tree in a stand of towering cottonwood trees.

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 ...

Activists protesting work on the border wall in Arizona's San Rafael Valley focused on what they called "ancient" cottonwood trees. A scientist says the trees aren't that old. One of the trees is at ...