wildlife

Ryan Hagerty, USFWS

The National Park Service has released a plan to reduce the number of bison on the Grand Canyon’s North Rim. KNAU’s Melissa Sevigny reports, they’re trampling wetlands and archaeological sites.


Earth Notes: Tracking Burrowing Owls

May 17, 2017
Courtney J. Conway

In the western United States, a little owl is at the center of a big project. Researchers have outfitted burrowing owls with backpacks containing miniature solar-powered satellite transmitters that reveal the locations of individual owls remotely using live Web maps.


Steve Hillebrand, U.S. Fish and Wildlife Service

Arizona and Sonora, Mexico are one ecosystem—a diverse and rugged desert—but they’re split by hundreds of miles of fences and vehicle barriers. Scientists want to know how the current U.S.-Mexico border wall affects wildlife, and what will happen if that barrier is made more impenetrable. As KNAU’s Melissa Sevigny reports, doing research in this region is fraught with complications.

Wildlife officials have confirmed that two endangered Mexican gray wolf pups died last month.

Earth Notes: Osprey Nest Platform

Apr 19, 2017
Rose Houk

Around Earth Day, Flagstaff residents visiting Frances Short Pond near downtown have a good chance of seeing an osprey, or maybe two, perched on a nest platform. 


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