Its collar resembles those on endangered gray wolves, says Fish and Wildlife Service.
Wildlife officials plan capture and release in late November.
BELMAR, N.J. — The second anniversary of Superstorm Sandy arrived Wednesday in a region where recovery is happening unevenly, with many houses…
Lava is moving at 5.5 yards per hour toward homes and businesses.
Land-use agreements will protect vital wildlife corridors from development.
City aquifer called stable, but some worry more problems lurk in future.
Part 1: Recycled bottles help rebuild reservation, one man's life
Toxic heavy metals may have leached into the water during heavy rains.
After 25 years running Trees for Tucson, Joan Lionetti honored with oak.
Federal regulations will cut sulfur dioxide emissions 85 percent at the smelters.
Official with Mexican environmental agency explains why authorities couldn't stop spill and how they'll hold the company accountable.
Opponents wonder if Hudbay is seeking to expand the proposed mine.
Environmentalists cite a population drop of more than 90 percent.
Existing forecasts "critically underestimate" risks in Southwest, new study says.
Wildlife service supervisor changed his staff's findings, records show.
A sea turtle chose a welcoming, posh beachfront, but the wrong month.
Possible ramifications loom for Rosemont Mine, Fort Huachuca.
Critics say any mitigation deal could help the mine win approval.
This Q&A with company officials covers Rosemont environmental, business, transportation issues.
Environmentalists continue to push for a coal-free plant in Tucson.
Reservoir that supplies Western drinking water is at record low level.
HJ3 Composite Technologies is working on new ways to repair water pipelines.
Beautiful lands are for sale everywhere — will they be preserved or developed?
Arizona will be hit harder than most states, a new report says.
2011 wildfire was started by a company employee.