“El Jefe,” a jaguar last seen in Arizona nearly seven years ago, was spotted in the Mexican state of Sonora last year, researchers confirmed recently, reviving hopes that the species can ...

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.

What is endangering El Jefe? Environmentalists are concerned the border wall will block El Jefe’s access back into Arizona from Sonora, Mexico, the northernmost known population of jaguars.

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.

Although nearly everything new about the popular Mexican joint was changed for the better, the memory of old El Jefe’s still lingers.

Center for Biological Diversity: TUCSON, Ariz.— News that the beloved jaguar El Jefe has been spotted alive and well in Sonora, Mexico, is tempered by concerns that his potential pathway back to the ...

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.

Gregg Popovich (centro), ex entrenador de los Spurs de San Antonio, aparece sentado junto a Manu Ginóbili (izquierda) y Tim Duncan (derecha) en la presentación de Mitch Johnson como nuevo ...

SILVERSTONE, Inglaterra (AP) — El jefe de McLaren, Zak Brown, dice que sería un “desastre” para Red Bull si el cuatro veces campeón reinante de la Fórmula Uno, Max Verstappen, dejara el ...

After nearly three decades as San Antonio Spurs head coach, Gregg Popovich officially announced his move to the team's front office, as "El Jefe." ...

This snowboarder got into the wrong kind of powder. A former Canadian Olympian-turned-alleged drug lord, who’s accused of ordering several murders, has been added to the FBI’s Ten Most Wanted ...

Gregg Popovich 'El Jefe' shirt Before the Spurs introduced new head coach Mitch Johnson on Monday, Popovich unveiled a black T-shirt with 'El Jefe' printed in white across the front.