Portrait of a Karo tribesman, with face and body painted with chalk to represent the spotted plumage of the guinea fowl, Omo river, Lower Omo Valley, Ethiopia, Africa

Portrait of three Karo tribesmen with faces and bodies painted with chalk imitating the spotted plumage of the guinea fowl, Omo river, Lower Omo Valley, Ethiopia, Africa

Mursi tribal girl with ear lobes and lower lip pierced during English lesson ran by Christian missionaries, Makki Village, South Omo, Ethiopia.

Portrait of young Mursi tribal woman with pierced ear lobes and lower lip wearing traditional lip plate and ear plate, Makki Village, South Omo, Ethiopia.

Karo tribe / Amer people. Mother and child with decorative spear, beads, and body scarification , Lower Omo Valley, Ethiopia..

Portrait of a Karo tribesman with facial decoration in chalk imitating the spotted plumage of the guinea fowl, Lower Omo Valley, Ethiopia, Africa

Portrait of a Karo tribesman with facial decoration in chalk imitating the spotted plumage of the guinea fowl, Lower Omo Valley, Ethiopia, Africa

Young Mursi tribal man with AK-47 Kalashnikov machine gun, symbol of Mursi identity and social status, Makki Village, South Omo, Ethiopia.

Hamer Hamar girl wearing traditional goat skin dress decorated with cowie shells carrying baby, Dombo village, Turmi, Lower Omo Valley, Ethiopia, Africa

Mother and baby of the Hamer tribe, the woman's hair is treated with ochre, water and resin then twisted into tresses called goscha, Lower Omo Valley, Ethiopia, Africa

Kolcho village, Karo man with body painting, made from mixing animal pigments with clay, with kalashnikov slung over his shoulder, Lower Omo valley, Ethiopia, Africa

Mursi tribal man with 'donga' dueling pole and 'tumoga' dueling kit during 'thagine' ceremonial dueling, Makki Village, South Omo, Ethiopia.

Karo tribesmen with face and body painting imitating the spotted plumage of the guinea fowl, Omo river, Lower Omo Valley, Ethiopia, Africa

Karo man with body painting, made from mixing animal pigments with clay, at dancing performance, Kolcho village, Lower Omo valley, Ethiopia, Africa

Face painting with a mixture of clay, oils and plant pigments in preparation for the Hamer Hamar jumping of the bulls initiation ceremony, Turmi, Lower Omo Valley, Ethiopia, Africa

Portrait of young Mursi man wearing ceremonial face paint during ceremonial dueling, 'thagine' contest, Makki Village, South Omo, Ethiopia.

Portait of a Mursi girl with clay lip plate, and hairstyle that indicates she is going through puberty,The Mursi Hills, Mago National Park, Lower Omo Valley, Ethiopia, Africa

Two Hamer Hamar girls wearing traditional goat skin dress decorated with cowie shells, Dombo Village, Turmi, Lower Omo Valley, Ethiopia, Africa

Portrait of three young women of the Hamer tribe, their hair treated with ochre, water and resin and twisted into tresses known as goscha, Lower Omo Valley, southern Ethiopia, Ethiopia, Africa

Hamer Jumping of the Bulls initiation ceremony, naked initiate running over backs of bulls or cows, Turmi, Lower Omo valley, Ethiopia, Africa

Portrait of young Mursi tribal woman with pierced ear lobes and lower lip wearing traditional lip plate, Makki Village, South Omo, Ethiopia.

Hamer girl. Village Hamer tribe. Gathering before the fest of the whipping ceremony and the bull jumping. Body scars. Copper skin with very fine features and wear metal arm and leg bracelets, shells and beads. Lower basin of Omo River. South Ethiopia

Mursi tribal girls with pierced ear lobes on English lesson ran by Christian missionaries, Makki Village, South Omo, Ethiopia.

Portrait of a Karo tribesman with facial decoration imitating the spotted plumage of the guinea fowl, Omo River, Lower Omo Valley, Ethiopia, Africa

Hamer lady wearing traditional goat skin dress decorated with cowie shells, Dombo village, Turmi, Lower Omo valley, Ethiopia, Africa

Portrait of a woman of the Hamer tribe, her hair treated with ochre, water and resin and twisted into tresses known as goscha, Lower Omo Valley, Southern Ethiopia, Africa

Three Karo tribesmen with face and body decoration in chalk, imitating the spotted plumage of the guinea fowl, Omo river, Lower Omo Valley, Ethiopia, Africa

Young Hamer girl carries her baby sister on her back in a goat skin baby carrier, Dombo village, Turmi, Lower Omo valley, Ethiopia, Africa

Hamer girl. Village Hamer tribe. Gathering before the fest of the whipping ceremony and the bull jumping. Body scars. Copper skin with very fine features and wear metal arm and leg bracelets, shells and beads. Lower basin of Omo River. South Ethiopia