The breeding adult white-breasted cormorants have white thigh patches. The left upper photo was taken at Lake Victoria, courtesy of Stacy Fong; the right upper, at Lukuba, courtesy of Valéry Schollaert; the 2nd row left, at Queen Elisabeth NP (Uganda), courtesy of Karine Van der Vurst. The other photos were taken in Lake Manyara NP, Arusha NP and Kafue NP (Zambia). Note the uncommon black chin on the bird above (Arusha NP, 1-07); click it to see fourteen enlargements.