Relentless Enemies

Of all their long experience, National Geographic Explorers-in-Residence Dereck and Beverly Joubert consider their two years with the lions of Duba the most exciting, important research they have done—here presented in fascinating text and 100 gripping images.
The companion volume to a new National Geographic film airing in 2006, this is an unforgettable once-in-a-lifetime glimpse of the world's most awe-inspiring hunters, the lethal and beautiful lions of Duba.