A butcher uses an axe to cut a cow's head at an outdoor meat market in Niamey, September 11 2011.

A worker carries a basket through an outdoor meat market in Niger's capital Niamey, September 11 2011.

Villagers at Kalfou in northwestern Niger, July 30 2005.

Mothers tending their malnourished infants look away from an empty bed where a one-year-old girl had just died, at an emergency feeding clinic in the town of Tahoua in northwestern Niger, August 2 2005. Nafissa Muhamadou (not pictured) died from starvation that morning, another victim of the hunger crisis gripping the west African nation of Niger, where an estimated 3.6 million people faced severe food shortages.

Severely malnourished Issa Saraka, 3, lies on the floor at an emergency feeding center run by the charity Medecins Sans Frontieres in the town of Tahoua in northwestern Niger, July 30 2005. Malaria and diarrhoea pose a growing threat to Niger's starving children, aid workers said, some infants looking desperately weak as they lay in an emergency feeding tent in the northern town of Tahoua.

A malnourished infant lies on the floor in a therapeutic feeding center run by the medical charity Medecins Sans Frontiers (MSF) in the town of Maradi in southern Niger, June 29 2005. More than one in seven children under 3 years old in Niger are suffering from acute malnutrition as the annual lean season begins, despite massive aid since a 2005 food crisis.

The fingers of malnourished one-year-old Alassa Galisou are pressed against the lips of his mother Fatou Ousseini at an emergency feeding clinic in the town of Tahoua in northwestern Niger, August 1 2005. One of Niger's worst droughts in living memory destroyed much of the 2005 crop, leaving an estimated 3.6 million people short of food, including tens of thousands of starving children who could die without urgent assistance. WORLD PRESS PHOTO OF THE YEAR 2006