A pair of relocated beavers are helping restore disappearing wetland habitat along the San Pedro River in a new project by ...

Mycorrhizal fungi are vital to ecosystems around the world, but remain largely understudied, especially in arid regions. They ...

Many species live for multiple decades, sometimes up to 40 years. Of the eight native fish in Grand Canyon National Park, one is endangered, one is threatened, and three no longer exist in the park.

On St. John the Baptist’s feast day in late June, an extended Tohono O’odham family attends Mass out at their desert camp, ...

Invasive species don't stop evolving themselves. Consider the infamous brown rats of New York City, which have evolved longer noses and shorter upper molar t ...

Mount Graham red squirrels live only in the Pinaleño Mountains of southeastern Arizona, where their protected habitat has ...

Putting containment plans into effect requires dedicated resources. Residents issue urgent PSA after nightmare species rapidly invades community: 'It's expanding as we speak' first appeared on The ...

A thin layer found in the top few centimeters of soil plays a big role in its ecology. Biocrust is built, maintained and ...

The fire took out as many as 2,000 saguaros, some of which stood amidst stands of buffelgrass. The invasive, non-native grass can spread and intensify wildfires dramatically.

Emma Brocato For the Arizona Daily Star Jun 6, 2022 Updated Jul 5, 2023 ...