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Environmental group files lawsuit tied to snakes’ survival
A Tucson-based environmental group is accusing the U.S. Fish and Wildlife Service of illegally altering its rules in ways that will harm the ability of two snakes to survive in Arizona and New Mexico.
Arizona state fish, the Apache trout, is no longer considered endangered
More than 50 years since it was listed as endangered, Arizona's state fish is looking in much better shape.
Court rejects claim that copper mine land is needed for jaguar preservation
A federal appeals court ruled Wednesday that regulators were wrong to conclude that parts of Pima County targeted for a copper mine are critical to the preservation of endangered jaguars.
Annual count shows Mexican wolf population reaches record numbers
Recovery of wolves in the wild accelerated at an astonishing rate in 2022, with the population growing from 196 to at least 241 wolves, with 105 counted in Arizona and 136 counted in New Mexico.
Endangered Mexican wolf population makes strides in US
Endangered Mexican gray wolves are making more strides, as more breeding pairs and pups have been documented since reintroduction efforts began in the southwestern U.S. more than two decades ago, federal wildlife managers said Tuesday.
Mexican wolf program making strides after 25 years
On a frigid morning in late January, biologists set out in a helicopter to begin the annual Mexican wolf population count with hopes of finding at least one more wolf than last year. Their painstaking work helps identify the number of wolves in Arizona and New Mexico and is vital to the Mexican Wolf Recovery Program that began 25 years ago when the animals were nearly extinct.
Environmentalists want jaguars reintroduced to US Southwest
An environmental group on Monday petitioned the U.S. Fish and Wildlife Service to help reintroduce the jaguar to the Southwest, where it once roamed for hundreds of thousands of years before being whittled down to just one of the big cats known to survive in the region.
Population increase for endangered red squirrels in Arizona
The latest survey shows another increase in the population of the endangered Mount Graham red squirrel in the Pinaleno Mountains of southeastern Arizona, according to authorities.
Tucson-based advocacy group makes industry of suing on behalf of wildlife
The Center for Biological Diversity has achieved its high profile in part through its litigation-based approach to conservation. Since July 1, for example, the center has filed 12 lawsuits to prevent development around the country that it contends would threaten various endangered species.
Group initiates lawsuit against feds over jaguar permit
Macho B is gone, but his spirit may live on in a lawsuit against the U.S. Fish and Wildlife Service. The Silver City, N.M.-based Center for Biological Diversity on July 26 took its first steps toward a lawsuit against the federal agency for issuing a permit to the Arizona Game & Fish Department that it said could lead to the incidental capture and death of other wild jaguars.
Lawsuit settlement tosses rule on removing wolves for livestock kills
Mexican gray wolves no longer will be subject to the "three strikes and you're out" rule, thanks to a settlement reached between environmental groups and the federal government. The informal rule went by the bureaucratic sounding name of standard operating procedure 13 (SOP 13), which allowed wolves to be removed from the wild for attacking and killing livestock three times within a year.
