wildlife

(Photo: James Marvin Phelps/Flickr)

Grand Canyon National Park says it's been overwhelmed by the amount of interest in a program to thin a herd of bison using volunteer shooters.

Eric Brekke, BLM

Forest managers want to restore fire to northern Arizona’s ecosystems, and a tiny owl is a big player in that plan. For the first time, state biologists have designed an experiment to learn how the threatened Mexican Spotted Owl responds to prescribed burns. KNAU’s Melissa Sevigny reports.


Earth Notes: Sandstone Bees

Oct 25, 2017
Michael Orr

The Colorado Plateau’s harsh environment is a fitting home for a wild bee so tough it chews nest holes into solid rock. These rare sandstone-nesting bees, recently named Anthophora pueblo, are active for only a short time each spring, avoiding blazing summer heat.


U.S. Forest Service

Getting stuck in a Porta-Potty is the stuff of nightmares. But it’s a foul reality for cavity-nesting birds like woodpeckers, boreal owls and American kestrels.


Earth Notes: Potter Wasps

Oct 18, 2017
Gary Alpert

Native Americans in the Southwest are renowned for their beautiful ceramics. And it just could be they were inspired by watching a local insect build a nest of clay.


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