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 ...
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 ...
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 ...