'El Jeffe' only known jaguar in U.S. caught on video

'El Jeffe,' which means "the boss" in Spanish, has been captured on video in the Santa Rita Mountains just outside of Tucson.

The jaguar is the only known of its kind in the United States.

The video was posted online by the Center for Biological Diversity.

Conservation CATalyst and the Center for Biological Diversity released new video today of the only known wild jaguar...