(Airs Sunday, August 9) Amid the wilderness of Africa's Zambezi region unfolds a sinister tale of political upheaval, sexual intrigue, and murder in a community of chacma baboons.

(Airs Sunday, July 5) Africa's lion population appears to be declining at an alarming rate.

More than 15 years ago, Martyn Colbeck began to document the lives of African elephants. He has grown close to elephant matriarch, Echo, and her close-knit family.

Hundreds of species rely on the Zambezi's life-giving waters, keeping to the rhythm of the seasons for their survival.

Unlike other carnivores, spotted hyenas have a complex social system with clans of up to 90 individuals. This requires a great deal of social intelligence.

Guereza monkeys have a specialized stomach with two different regions, similar to a cow’s stomach, which helps them digest their leafy diet.

Blue wildebeest females and their young form herds of anywhere from 10 to 1,000 individuals. Young males form bachelor groups, but most adult males are solitary.

The ears of bat-eared foxes can grow up to 5.3 inches long. For an animal that stands 11.8-15.7 inches at the shoulder, that’s enormous.

Like other vultures, the Cape Griffon does not kill its prey, but rather feeds preferentially on the soft tissue and bone fragments of dead animals -- usually nothing smaller than an antelope -- that they find solely by sight.

Lion conservationists are enlisting every ally they can find. In early 2006, for instance, two groups held a "lion summit" in Johannesburg, South Africa.