Mexican wolf numbers jump 24% from last year
The Mexican subspecies of the gray wolf was nearly eliminated in the wild by 1970.
Borderlands symposium explores web of people, wildlife in Sonoran Desert
The Ajo conference last week brought together scientists, tribal leaders and community members.
Study explains how rattlesnakes catch rainwater on their backs
For the western diamond-backed rattlesnake, the advantage might lie in a labyrinth of grooves on its scales.
Conservationists attacked again in Sea of Cortez despite presence of Mexican authorities
The group working to protect the nearly extinct vaquita marina porpoise was confronted for the third time this year.
Conservation groups to UNESCO: Border wall puts Sonora's World Heritage sites 'in danger'
The groups are urging the agency to declare the cratered landscape known as El Pinacate "in danger" due to border wall construction.
Conservationist ship attacked in endangered vaquita refuge
The crew patrolling to protect the endangered porpoise in the Sea of Cortez came under fire by suspected poachers.
District judge overturns another part of Rosemont Mine approval
The judge on Monday threw out the U.S. Fish and Wildlife Service's approval of the project.
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.
