They call him "El Jefe," he is at least 12-years-old, and his crossing of the heavily guarded U.S.-Mexico border has sparked celebrations on both sides. "El Jefe" – or "The Boss" – is one of the ...

PHOENIX - A famous jaguar known to have roamed the mountains in southern Arizona has been spotted for the first time in years south of the border. "El Jefe" was spotted in Sonora, Mexico, about 120 ...

Once called “America’s last jaguar,” the solitary male wandered across the southern border in 2011 and became the centerpiece of a campaign to protect habitat in the Santa Rita Mountains James ...

If you missed the El Jefe pop-up at Pot restaurant last year, and the one at Animal, here’s your chance to get a taste of El Jefe, the Cuban food truck from the movie “Chef.” Another El Jefe pop-up ...

A controversial plan to build a mine in the territory of El Jefe — the sole jaguar known to be roaming in the U.S. — has prompted the Tucson-based Center for Biological Diversity to sue the U.S. Fish ...

TUCSON, Ariz. (KGUN) — Tucson cat lovers are about to get a new way to experience cats and coffee together: El Jefe Cat Lounge on Campbell Avenue near Fort Lowell Road is planning an expansion.

At 4:00 p.m. on Sunday, Aug. 7, Mt. Auburn Street lost a beloved giant of popular Harvard Square chains. The iconic, delectable El Jefe’s moved from its original spot by Tasty Burger to a larger, more ...