Hundreds protest planned border wall across the San Pedro River
Many are worried about how the proposed barrier would impact a vital waterway and wildlife migration corridor.
Climate change, and our response to it, is making life hard for desert tortoises
Tortoises are being hit with a one-two punch of energy projects springing up in a desert that is getting hotter and drier.
How grasshoppers deal with blood rushing to their heads
A new study sheds light on how insects deal with gravity when they're upside down or sideways.
Feds say tiny snail in Utah, Arizona can no longer be listed as endangered
U.S. Fish and Wildlife says the Kanab ambersnail is not actually its own species.
The 89-90 Trip: Canada at Last
The road trip draws to a close with the final destination just around the bend.
Conservationists: Mexican government failing to protect vaquita
They say Mexico has not been able to curb illegal fishing in the Sea of Cortez that threatens the nearly extinct porpoise.
3 mountain lions killed after feeding on human remains
Authorities said the lions were determined to be a danger because they should no fear of officers.
Video shows groundwater pumping for border wall near Quitobaquito Springs
Conservationists worry pumping will harm a rare and critical desert water source.
Poachers swarm vaquita refuge ‘like never before’
A conservationist said the number of poachers in the endangered porpoise's habitat — casting nets for a fish called the totoaba — is unprecedented.
Marana's Tortolita Preserve protected from development, for now
The town will continue making lease payments on the 2,400-acre wildlife preserve.
Celebrate Christmas the John Waters way.
Also on Arizona Spotlight: "The 89-90 Trip" spends a day in Yellowstone National Park; and the legacy of ecologist Aldo Leopold.
How to ID a Bee.
Also on Arizona Spotlight: A closer look at how Tucson neighborhoods voted in the last local election; The 89-90 Trip: Day Three begins in Panguitch, Utah; and "Tilly the Trickster" at the Live Theatre Workshop.
Revived stretch of Santa Cruz River provides oasis for wildlife
Dragonflies, toads and birds are just some of the wildlife showing up since the project started releasing treated wastewater in June.
Border wall construction continues across sensitive lands in Arizona
Contractors are working on new border wall east of Douglas, which will cross the San Bernardino National Wildlife Refuge.
Mount Lemmon highway reopened after wildfire
Officials say the "Molino Fire" was human-caused.
