Anup Shah / African lion (Panthera leo) feeding on recent kill with vultures gathering in the background - wide angle perspective. Masai Mara National Reserve, Kenya. October 2009.

Anup Shah / African lion (Panthera leo) male feeding on recent kill with vultures gathering in the background - wide angle perspective, Masai Mara National Reserve, Kenya. October 2009.

Anup Shah / Flock of White-backed vultures (Gyps africanus) feeding on a carcass, wide angle perspective. Masai Mara National Reserve, Kenya. September

Pete Oxford / Finch specimens (Emberizidae) at the Charles Darwin Research Station, Puerto Ayora, Santa Cruz Island, Galapagos Islands

Eric Baccega / Portrait of Yali hunter in traditional dress, with nose adornment made of wild pig's bones, and rooster feather head-dress. West Papua, former Irian-Jaya, Indonesia, August 2002

Eric Baccega / Head portrait of Dani man with head-dress and nose adornment made of bone, Baliem valley, West Papua, former Irian-Jaya, Indonesia, August 2002

Wild Wonders of Europe / Hamblin / Konik horse skull, Oostvaardersplassen, Netherlands, June 2009

Mark Bowler / Isula / Bullet ant (Paraponera clavata) close-up showing mandibles, Peru

Anup Shah / Marabou storks (Leptoptilos crumeniferus) and White backed vultures (Gyps africanus) scavenging on a Hippopotamus (Hippopotamus amphibius) carcass, Maasai Mara National Reserve, Kenya, March

Wild Wonders of Europe / Elander / Bearded vulture (Gypaetus barbatus) carrying hoof in its beak, Serra de Beumort, Gerri de la Sal, Catalonia, Spain, November 2008

Christian Ziegler / Plantation Glass Frog (Hyalinobatrachiumácolymbiphyllum) is nearly transparent including the bones, only digestive tract is visible, Barro Colorado Island, Panama

Pete Oxford / Harpy eagle (Harpia harpyja) female brings large twig to line nest,probably to bury old bones and carcasses. Aguarico river drainage system. Amazon Rainforest, Ecuador. Critically endangered