Field Notes

Wildlife at the Wall

September 19, 2019

The US-Mexico border runs through the heart of the Sky Island Region—a unique continental crossroads between temperate and neotropical worlds—rich with both human and animal life. For millennia, wildlife freely roamed between major mountain chains of the Sierra Madres and the Rocky Mountains, thriving in the Sky Islands that rise up from the desert southwest…
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Too much at stake—no border wall in our Sky Islands!

March 6, 2018

The Sky Islands are a Continental Crossroads, a place where cultures from two countries and multiple Native Nations mix and mingle, where black bear, coati, and jaguar meet. It is a place of transitions and extremes—extreme heat of the desert summer broken by cool mountain tops and monsoon rain and extreme diversity of plants and…
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Up Against the Wall

September 28, 2017

On a quiet, late-spring morning in northern Sonora, Mexico, a beaver putters across a pond the size of a football field. A sinuous dam, 5 feet high, forms the pond’s southern edge. Frogs croak amid gnawed stumps, and the air is alive with birds and flying insects.

Endangered species, and the wall that could silence them

Under the starry skies over the jagged Sierra Madre foothills, Randy Young listens. He slings his hammock between two mesquites, deep in the 55,000 acres he manages for the Tucson-based Northern Jaguar Project.

How Trump’s Border Wall Could Block the Most Exciting Wildlife Comeback in North America

Jaguars are reappearing in the Southwest. A border wall would put an end to that.