Paul D Stewart / Illustration of trilobuite (Paradoxides bohemicus), Plate 1. From 'Organization of the Trilobites' by Hermann Burmeister, appearing in the Ray Society translation of his work published in 1846. The Il...

Sue Daly / Diver and Chef Hagen preparing lionfish at Cactus Blue restaurant, Kralendijk, Bonaire, Caribbean, February 2012

Sue Daly / Lionfish in the kitchen of Cactus Blue restaurant, Kralendijk, Bonaire, Caribbean

Sue Daly / Lionfish in the kitchen of Cactus Blue restaurant, Kralendijk, Bonaire, Caribbean

Bryan and Cherry Alexander / Rita Markova, a young Selkup woman, hangs fish up to smoke and dry over an open fire at a summer camp in the forest, Krasnoselkup, Yamal, Western Siberia, Russia

Bryan and Cherry Alexander / Young Chukchi herder eating a morning meal of raw frozen reindeer meat. Chukotskiy Peninsula, Chukotka, Siberia, Russia, 2010

Bryan and Cherry Alexander / Raw sewage pouring from a tanker into a sewage lagoon, Igloolik Island, Nunavut, Canada, April 2008.

Charlie Summers / American Bison (Bison bison) cow scratching against a Prairie Dog mound, with two raw places on her back, this is indicative of a recent mating, where wounds were incurred from the bull mounting her....

Bryan and Cherry Alexander / Nenet herders drinking blood after killing Reindeer / Caribou (Rangifer tarandus) for food. Yamal, Siberia, Russia, 1993.

Bryan and Cherry Alexander / Khanty and Forest Nenets women eating raw Reindeer / Caribou (Rangifer tarandus) meat. Numto, Khanty Mansiysk, Western Siberia, Russia, 2000.

Bryan and Cherry Alexander / Nenets boy eating raw Reindeer / Caribou meat. Yamal, Siberia, Russia, 1993.

Bryan and Cherry Alexander / Nenets boy eating raw Reindeer / Caribou meat with a sharp knife. Yamal, Siberia, Russia, 1993.

Bryan and Cherry Alexander / Nenets herders gathering round to eat from the carcass of a Reindeer / Caribou (Rangifer tarandus) they have killed for food. Yamal, Siberia, Russia, 1993.

Bryan and Cherry Alexander / Reindeer / Caribou (Rangifer tarandus) carcasses from an autumn cull hanging at herders' camp. Yamal Peninsula, Western Siberia, Russia, 2001.

Bryan and Cherry Alexander / Table of traditional North Greenlandic foods: Greenland Halibut, Mattaq (Narwhal skin), eider duck eggs, dried narwhal meat, Arctic char, boiled seal meat & dried polar cod, Thule, Northwest Greenlan...

Bryan and Cherry Alexander / Inuit hunter feeding raw seal meat to team of Huskies (Canis familiaris) while on hunt at Pitoraavik, Northwest Greenland, 1977.

Bryan and Cherry Alexander / Inuit elder eating raw liver. Qaanaaq, Northwest Greenland, 1971.

Bryan and Cherry Alexander / Inuit people sharing meal of muktuk (whale skin) and raw meat. Moriussaq, Northwest Greenland, 1987.

Bryan and Cherry Alexander / Inuit hunter feeding raw seal meat to his Huskies (Canis familiaris). Northwest Greenland

Dave Bevan / Gardener sieving raw compost through seive, UK, model released

George Chan / Women extracting raw silk fibres from silk-moth cocoons by boiling them, a traditional method for silk-making. Hotan City on the old Silk Road south of the Taklamakan Desert, Xinjiang Province, north-...

George Chan / Woman extracting raw silk fibres from silk-moth cocoons by boiling them, a traditional method for silk-making. Hotan City on the old Silk Road south of the Taklamakan Desert, Xinjiang Province, north-...

George Chan / Woman extracting raw silk fibres from silk-moth cocoons by boiling them, a traditional method for silk-making. Hotan City on the old Silk Road south of the Taklamakan Desert, Xinjiang Province, north-...

George Chan / A man dyeing raw silk fibres using natural dyes and traditional methods. Hotan City, on the old Silk Road south of the Taklamakan Desert, Xinjiang Province, north-west China. July 2006

Pete Oxford / Stages of chocolate production. Whole cocoa pod (Theobroma cacao), split cacoa pod showing raw beans, raw beans removed from pod, dried and roasted beans. Ecuador, 2005

Pete Oxford / Stages of chocolate production. Whole cocoa pod (Theobroma cacao), split cocoa pod showing raw beans, raw beans removed from pod, dried and roasted beans being ground. Ecuador, 2005

Nick Gordon / Bom Futuro open cast tin mine, raw product with sludge before separation, Rondonia State, Brazil

David Tipling / Domestic Water buffalo working to run mill which processes raw sugar cane, traditional farming method, Delhi, India

John Cancalosi / Large uncut ruby

Luiz Claudio Marigo / Spectacled caiman with mouth full of raw meat {Caiman crocodilus} Llanos, Venezuela

Staffan Widstrand / Vasja Prokofiev, 17, eating raw reindeer meat, Nentsy, Kanin Peninsula, W Arctic Russia.

Paul D Stewart / Illustration of Trilobite (Phacops latifrons) enrolled and open, from 'Organization of the Trilobites' by Hermann Burmeister, appearing in the Ray Society translation of his work published in 1846. Th...

Paul D Stewart / Trilobite (Asaphus platycephalus) from 'Organization of the Trilobites' by Hermann Burmeister, appearing in the Ray Society translation of his work published in 1846. The Illustrations and engravings...

Paul D Stewart / Illustration of Trilobite (Homalonotus armatus) from 'Organization of the Trilobites' by Hermann Burmeister, appearing in the Ray Society translation of his work published in 1846. The illustrations a...

Roberto Rinaldi / A fish stall at the fish market in Coquimbo, Chile

Petra Wegner / Coffee beans India Monsooned Malabar, raw and roasted (Coffea arabica)

Petra Wegner / Coffee beans Ethiopia, Yirgacheffe, roasted and raw (Coffea arabica)

Petra Wegner / Indonesia Kopi Luwak coffee beans (Coffea arabica) - raw and roasted

Petra Wegner / Coffee beans India Monsooned Malabar, raw (Coffea arabica)

Petra Wegner / Bag with Coffee beans Ethiopia, Yirgacheffe, raw (Coffea arabica)

Petra Wegner / Indonesia Kopi Luwak raw coffee beans (Coffea arabica) pouring from a scoop.

Petra Wegner / Coffee beans India Monsooned Malabar, raw (Coffea arabica) pouring from a scoop.

Petra Wegner / Coffee beans Ethiopia, Yirgacheffe, raw and roasted (Coffea arabica)

Petra Wegner / Coffee beans Ethiopia, Yirgacheffe, raw (Coffea arabica)

Petra Wegner / Coffee beans Bio Mexico Maragogype, raw and roasted (Coffea arabica)

Petra Wegner / Coffee beans Ethiopia, Yirgacheffe, raw (Coffea arabica)

Petra Wegner / Coffee beans Bio Mexico Maragogype, raw (Coffea arabica)

Petra Wegner / Coffee beans India Pearl Mountain, raw and roasted (Coffea arabica)

Petra Wegner / Coffee beans Bio Mexico Maragogype, raw and roasted (Coffea arabica)

Petra Wegner / Coffee beans India Pearl Mountain, raw and roasted (Coffea arabica)

Petra Wegner / Coffee beans India Pearl Mountain, raw (Coffea arabica) pouring from scoop

Petra Wegner / Raw and roasted coffee beans Indonesia Kopi Tongkonan Toraja Sesean (Coffea arabica)

Petra Wegner / Coffee beans India Pearl Mountain, raw (Coffea arabica)

Petra Wegner / Coffee beans Bio Mexico Maragogype, raw (Coffea arabica)

Petra Wegner / Decorated wooden pot pouring out raw coffee beans Indonesia Kopi Tongkonan Toraja Sesean (Coffea arabica)

Petra Wegner / Coffee beans Jamaica Blue Mountain, raw and roasted (Coffea arabica)

Petra Wegner / Coffee roaster with a coffee plant, espresso cup with roasted beans and scoop containing raw beans (Coffea arabica)

Petra Wegner / Coffee beans Jamaica Blue Mountain, raw (Coffea arabica)

Petra Wegner / Bag with Indonesia Kopi Luwak raw coffee beans (Coffea arabica)

Petra Wegner / Coffee beans Jamaica Blue Mountain, raw and roasted (Coffea arabica)

Petra Wegner / Several varieties of coffee beans, roasted and raw (Coffea arabica)

Petra Wegner / Indonesia Kopi Luwak raw and roasted coffee beans (Coffea arabica)

Petra Wegner / Several varieties of coffee beans, roasted and raw (Coffea arabica)

Petra Wegner / Coffee beans Jamaica Blue Mountain, raw (Coffea arabica) pouring out of a scoop.

Petra Wegner / Indonesia Kopi Luwak raw and roastted coffee beans (Coffea arabica)

Petra Wegner / Indonesia Kopi Luwak raw coffee beans (Coffea arabica)

Gerry Ellis / Raw log export to Japan, Port of Astoria, Oregon