Photo of the Day 347

Buffalo Carcass, Zakouma National Park, Chad, 2007

Photograph by Michael Nichols

Chad's Zakouma National Park, a rare wildlife refuge in tumultuous central Africa, comprises less that 1,200 square miles (3,100 square kilometers), but its permanent water sources attract an abundance of large and small fauna. This buffalo took its last breath near one of Zakouma's rivers.

(Photo shot on assignment for, but not published in, "Ivory Wars: Last Stand in Zakouma," March 2007, National Geographic magazine)