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Arizona Game and Fish Department biologist Bailey Dilgard carries an alpha female wolf from a helicopter in Alpine Jan. 26, 2023, to hand her off to Pamela Maciel Cabañas, the sanctuary manager at the Wolf Haven International in Washington state.

The Mexican Wolf Recovery Program began in 1998 to save the population from near extinction. Numbers show the effort is gaining momentum: In the last six years, the population has doubled, from 98 in 2015 to 196 in last year’s count. Read more»

Researchers fitted this  Mexican gray wolf with a radio collar in 2018. Tracking the animals in the wild is part of a decades-long effort to reintroduce the subspecies, which was nearly extinct in the 1970s.

In a peer-reviewed study published Jan. 21, researchers from several universities in Mexico, the University of Arizona and wildlife officials found that a suitable habitat exists in the southwestern U.S. and the Occidental and Oriental ranges of the Sierra Madre in northern Mexico where Mexican wolves can be restored to their “historical ecological role” in the wild. Read more»

A Mexican gray wolf fitted with a radio collar in this 2018 photo. Tracking the animals in the wild is part of the years-long effort to reintroduce the subspecies, which was at the brink of extinction.

The Mexican gray wolf population grew by 14 last year, which conservationists are happy about but not so happy they think the animal's long-term prospects are secure. Read more»

A still frame from the jaguar video released Thursday.

Video of a endangered wild jaguar released Thursday shows a big cat that was first photographed by a trail camera late last year. Dubbed "Sombra" by Tucson schoolkids, the jaguar was captured on tape in the Chiricahua Mountains. Later in the day, officials announced the cat is a male. Read more»

A crop of a photograph of a jaguar spotted by a motion-detection camera in the Dos Cabezas Mountains on Nov. 16, 2016. (Camera data retrieved 2/22/17.) This is the first documentation of this animal in the U.S.

A previously unknown jaguar is prowling the mountains of Southern Arizona, officials confirmed — the second documented within months and the third photographed here since 2012. The big cat was photographed by a trail camera in November in the Dos Cabezas Mountains, about 60 miles north of the border. Read more»

A Dec. 1 photograph may be of a second wild jaguar roaming the mountains of Southern Arizona.

A male jaguar snapped by a trail camera near Ft. Huachuca "has not been seen previously in Arizona," state Game and Fish Department officials have confirmed. Another wild jaguar photographed in Southern Arizona, "El Jefe," has not been seen in more than a year. Read more»

A Dec. 1 photograph may be of a second wild jaguar roaming the mountains of Southern Arizona.

A photo taken last week by a trail camera in the Huachuca Mountains may be of a previously unknown jaguar roaming Southern Arizona. The big cat captured in the picture may be a different individual than "El Jefe," the jaguar photographed in the Santa Ritas south of Tucson and the only known wild jaguar in the country. Read more»

State and federal officials are trying to determine if this animal, which has been spotted several times north of the Grand Canyon this month, is an endangered gray wolf. The species has not been seen there since the 1940s.

What appears to be a gray wolf was recently photographed roaming on Forest Service land near the North Rim of the Grand Canyon in what would be the first wolf sighting at the park since the 1940s, the Center for Biological Diversity said Thursday. Read more»