Endangered jaguar at crux of new border-wall fight

Three environmental groups challenging the border wall between the United States and Mexico argued Tuesday in a federal complaint that the plan will completely kill off a population of jaguar.... Read more»

Feds kill 4 Mexican gray wolves, days after announcing population gains

The U.S. Fish and Wildlife Service authorized the killing of four endangered Mexican gray wolves in New Mexico during one week in late March, a move conservation groups call a significant setback to wolf recovery.... Read more»

U.S. population of endangered Mexican gray wolves declined in 2015

The southwestern U.S. population of endangered Mexican gray wolves declined by 12 percent last year after five years of steady growth, leading wildlife advocates to suggest that illegal killings of the beleaguered predators may be to blame. ... Read more»

State files motion to intervene in lawsuit over wolf recovery program

The state has filed a motion to involve itself in a lawsuit in which environmental groups allege that federal officials are failing to abide by the Endangered Species Act and environmental and administrative laws in a recovery plan for Mexican gray wolves.... Read more»

Center for Biological Diversity

Tucson group sues feds to speed up Mexican gray wolf reintroduction

A Tucson-based Center for Biological Diversity sued the federal government Wednesday to speed reintroduction of the Mexican gray wolf in Arizona and New Mexico. The conservation group contends that officials have failed to respond to the group’s 2004 petition for the U.S. Fish and Wildlife Service.... Read more»1

Feds opt not to extend special protection to Mexican gray wolf

The U.S. Fish and Wildlife Service said this week that it will not extend special protection to Arizona’s gray wolf population, known as the Mexican gray wolf.... Read more»