David Fleetham / Necklace sea star (Fromia monilis) on gorgonian coral, Indonesia.

Pete Oxford / Konyak Naga tattooed head hunter. Only someone who has killed and taken a human head can be tattooed in this manner. Mon district. Nagaland, North East India, October 2014.

Pete Oxford / Konyak Naga tattooed Ang or Chief. Only someone who has killed and taken a human head can be tattooed in this manner. Mon district. Nagaland, North East India, October 2014.

Eric Baccega / Young man from the Bodi Tribe having new scars made on his chest with razor blade, to make decorative skin scarifications. Omo Valley, Ethiopia, March 2015.

Enrique Lopez-Tapia / Dassanech baby with her headdress made from bottlecaps, Lower Omo Valley. Ethiopia, November 2014

David Tipling / Member of Sing-sing group from Tambul, Western Highlands at Mount Hagen Show, Papua New Guinea, August 2011

Juergen Freund / A small Necklace sea star (Fromia monilis) on larger Blue sea star (Linckia laevigata) Sipadan, Malaysia

Christophe Courteau / Kalahari bushmen, woman in central Kalahari desert, Botswana, November 2008

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

Pete Oxford / Child selling necklaces on the beach made from seeds and shells found locally, Mangily, near Ifaty, southwestern Madagascar

Georgette Douwma / Necklace starfish {Fromia monilis} on coral. Sulawesi, Indonesia