Eric Baccega / Grizzly bear (Ursus arctos horribilis) catching salmon in Brooks river, Katmai National Park, Alaska, USA, July

SCOTLAND: The Big Picture / Grey heron (Ardea cinerea) hunting for food amongst moss with loch and Celtic rainforest in back ground, Scotland, UK, October..

John Chan / Juvenile California least tern (Sternula antillarum browni) begging for food from a decoy, used to attract breeding pairs to deserted nest sites, Huntington Beach, California, USA, June.

Philippe Clement / Common wasp (Vespula vulgaris) feeding on jam inside a jar, Belgium, August.

Philippe Clement / Common wasp (Vespula vulgaris) feeding on jam inside a jar, Belgium, August.

Ingo Arndt / Kingfisher (Alcedo atthis) leaving water after successfully catching a fish, Hessen, Germany, sequence 9/9

Ingo Arndt / Kingfisher (Alcedo atthis) diving into water to catch a fish, Hessen, Germany, sequence 7/9

George Sanker / Sandhill Crane (Grus canadensis) foraging for food, Tampa Bay, Florida, USA.

Bence Mate / Great egret (Ardea alba) hunting fish, Lake Csaj, Pusztaszer, Hungary, February. Winner of the Portfolio category of the Terre Sauvage Nature Images Awards competition 2015.

Markus Varesvuo / Osprey (Pandion haliaetus), adult in flight carrying fish. Kangasala, Finland.

Alex Hyde / Common Wasps (Vespula vulgaris) feeding on a pot of jam, photographed against a white background. Derbyshire, UK. September.

Eric Baccega / African fish eagle (Haliaeetus vocifer) fishing, Baringo lake, Kenya, Africa.

Chris & Monique Fallows / Cape Gannet (Morus capensis) feeding on sardines, Port St Johns, Transkei, South Africa.

Chris & Monique Fallows / Great white shark (Carcharodon carcharias) breaching whilst attacking seal decoy, Seal Island, False Bay South Africa.

Chris & Monique Fallows / Indo Pacific Sailfish (Istiophorus platypterus) feeding on sardines, Isla Mujeres, Mexico.

Andy Rouse / Cheetah (Acinonyx jubatus) catching gazelle, Maasai Mara, Kenya, Africa

Ben Hall / Cormorant (Phalacrocorax carbo) with perch in its beak, Cheshire, UK, October. Highly Commended in the British Wildlife Photography Awards (BWPA) competition 2013.

Laurent Geslin / Hamer man returns from fishing with catfish, Omo valley, Ethiopia, 2006

Laurent Geslin / Two San bushmen, Kalahari desert, Namibia 2005

Anup Shah,Anup Shah / Olive baboon (Papio cynocephalus anubis) female with infant on back, carrying away a gazelle carcass having taken it from a male. Masai Mara National Reserve, Kenya, July

Denis-Huot,Denis-Huot / Grizzly bears (Ursus arctos horribilis) looking for salmon, Brooks river, Katmai national park, Alaska, North America,

Denis-Huot,Denis-Huot / Spotted hyena (Crocuta crocuta) with Lesser flamingo (Phoenicopterus minor) it has just caught, Lake Nakuru, Kenya

Denis-Huot / Yellow baboon (Papio hamadryas cynocephalus) male catching a young Thomson's gazelle (Eudorcas thomsoni) Amboseli National Park, Kenya

Bert Willaert / Hunter and his dog waiting for raptors to fly over, Georgia, September 2011. No release available.

Jeff Rotman / Common thresher shark (Alopias vulpinus) caught in gill net, observed by diver at night, Huatampo, Mexico, Gulf of California, Pacific Ocean. Model released. May 2008.

Jeff Rotman / Common Thresher Shark (Alopias vulpinus) caught in gill net, Huatabampo, Mexico, Sea of Cortez, Pacific Ocean

Jeff Rotman / Common Thresher Shark (Alopias vulpinus) silhouette of one caught in gill net, Huatabampo, Mexico, Sea of Cortez, Pacific Ocean

Jeff Rotman / Common Thresher Shark (Alopias vulpinus) silhouette of one caught in gill net, Huatabampo, Mexico, Sea of Cortez, Pacific Ocean

Jeff Rotman / Common Thresher Shark (Alopias vulpinus) caught on gill net being hauled up onto boat, Huatabampo, Mexico, Sea of Cortez, Pacific Ocean. Model released. Model released.

Jeff Rotman / Common thresher shark (Alopias vulpinus) severed fin being held up by gill net fisherman, Huatabampo, Mexico, Sea of Cortez, Pacific Ocean Model released.

Paul D Stewart / Great Auk (Pinguinus impennis) from the Rev. Francis Orpen Morris' 'A History of British Birds' by the printer Benjamin Fawcett circa 1853. Morris was instrumental in founding the Royal Society for th...

Andrew Parkinson / Dunlin (Calidris alpina) adult trying to pull a worm out of the wet sand, September, Shetland Islands, UK, September.

Jeff Rotman / El Molo warriors stabbing a Hippopotamus (Hippopotamus amphibius) during a night hunt, Lake Turkana, Kenya, April 2008.

Roy Mangersnes / Silhouette of White-tailed eagle (Haliaeetus albicilla) in flight with freshly caught fish, Flatanger, Norway, July. HIGHLY COMMENDED, BIRDS category, WILDLIFE PHOTOGRAPHER OF THE YEAR COMPETITION 20...

Juergen Freund / Local fishermen capturing a sea turtle for food, Kei islands, Moluccas, Indonesia, November 2009

Andy Rouse / Grizzly Bear (Ursus arctos horribilis) with caught salmon. Katmai, Alaska, USA, August.

Andy Rouse / Grizzly Bear (Ursus arctos horribilis) standing on hind legs in water with caught salmon. Katmai, Alaska, USA, August.

Anup Shah / Cheetah (Acinonyx jubatus) male chasing down a Topi (Damaliscus lunatus) Masai Mara National Reserve, Kenya. February

Andrew Parkinson / Arctic Skua (Stercorarius parasiticus) pair stealing fish from Arctic Tern (Sterna paradisaea) Shetland Islands, Scotland, UK, July. (non-ex)

Bence Mate / Head portrait of Satiny Parrot snake (Leptophis depressirostris) swallowing frog, Hungary, Europe

Alex Mustard / Atlantic spotted dolphin (Stenella frontalis) hunting a Flying fish (Hirundichthys affinis) at night in the Gulf Stream. Taken in the Gulf Stream between Florida, USA and the Bahamas.

Christophe Courteau / Kalahari bushmen, Qhaikgao and Xaiga hunting together in the grassland. Central Kalahari Desert. Botswana, August 2008

Christophe Courteau / Kalahari bushmen, Qhaikgao (right) teaching Xamse (left) how to hunt with a bow and arrow, Central Kalahari Desert, Botswana, August 2008

Marie Read / Osprey (Pandion haliaetus) taking flight from tufa tower carrying a fish, Mono Lake, California, USA

Bryan and Cherry Alexander / Inuit hunters trying to stop lead opening using their harpoons. Northwest Greenland, 1977.

Bryan and Cherry Alexander / Inuit hunter preparing to winch Walrus (Odobenus rosmarus) onto ice floe. Northwest Greenland, 1989.

Bryan and Cherry Alexander / Close up of Narwhal (Monodon monoceros) in water showing its ivory tooth, Northwest Greenland.

Sandesh Kadur / Boy proudly holding dying Blue whistling thrush (Myophonus caeruleus) that he has shot with a catapult, Cherrapunjee, Meghalaya, North East India. HIGHLY COMMENDED: One Earth Award - Wildlife Photogra...

Charlie Summers / Cheetah cub (Acinonyx jubatus) on the back of juvenile Springbok (Antidorcas marsupialis) Kgalagadi Trans Border Park, South Africa

Stephen Dalton / Jumping spider (Plexippus paykulli) leaping onto fly prey, Crete

Nick Garbutt / Male Panther Chameleon (Furcifer pardalis) feeding on Preying mantis in beach side vegetation. Bay of Antongil, Masoala Peninsula National Park, north east Madagascar.

Sven Zacek / Common kingfisher (Alcedo atthis) flying low across river with a fish, Estonia

Poinsignon and Hackel / Common kingfisher {Alcedo atthis} coming up out of water with fish, Lorraine, France. Nominated in the Story of a Species category of the Melvita Nature Images Awards competition 2013.

Angelo Gandolfi / Peregrine Falcon (Falco peregrinus) hunting Alpine Chough (Pyrrhocorax graculus). Pyrenees, Aragon, Spain.

Andy Rouse / Nile crocodile (Crocodylus niloticus) chasing Wildebeest (Connochaetes taurinus) during migration crossing, Masai Mara, Kenya, Africa

Eric Baccega / Grizzly bear (Ursus arctos horribilis) feeding on Salmon in Brooks river, Katmai National Park, Alaska, USA, July

Steven Kazlowski / Inupiaq subsistence hunter dragging Ringed seal (Phoca hispida) catch on the pack ice near Point Hope, Alaska, Chukchi Sea, March 2008

Steven Kazlowski / Inupiaq subsistence hunter resting after dragging Ringed seal (Phoca hispida) catch on the pack ice near Point Hope, Alaska, Chukchi Sea, March 2008

Staffan Widstrand / Nenets reindeer herdsman, Vassily Argeyev, Kánin Peninsula, Russia, 1996. Model released.

Jose B. Ruiz / Little Egret {Egretta garzetta} making a splash whilst hunting for food in lake, Donana NP, Sevilla, Spain

Jose B. Ruiz / Little Egret {Egretta garzetta} making a splash whilst hunting for food in lake, Donana NP, Sevilla, Spain.

Doug Perrine / Green turtle {Chelonia mydas} caught in 'ghost' fishing net, Cayman Islands, Caribbean

Anup Shah / Hadzabe bushmen holding poison arrows with hunted ground squirrels, Lake Eyasi, Tanzania.

Pete Oxford / Hunted Walrus {Odobenus rosmarus} being dragged ashore by Yupik Eskimos, Russia.

Staffan Widstrand / Walrus cemetery with discarded bones, Mys Geka, Siberia, Russia

Staffan Widstrand / Inuit Narwhal hunter with Polar bear skin trousers, Qaanaaq, NW Greenland.

Staffan Widstrand / Inuit hunter in Caribou / Reindeer skin clothes, Canada. Model released.

Staffan Widstrand / Inuit hunter Simon Idlout Baffin Island, Nunavut, Canada

Staffan Widstrand / Inuit children at hunter's camp site, Baffin Island, Nunavut, Canada. Nataniel & Goulvan. Model released.

Doug Allan / Inuit hunter cuts up dead Narwhal {Monodon monoceros} Arctic Bay, Canadian Arctic

Staffan Widstrand / Inuit narwhal hunter, Qaanaaq, Greenland.

Staffan Widstrand / Butchering grey whale kill on beach, Chukotka, Siberia, Russia

Staffan Widstrand / Man harpooning grey whale, Chukotka, Siberia, Russia.

Staffan Widstrand / Hunter in woodland, Edsbyn, Sweden.

Solvin Zankl / Spectral tarsier {Tarsius tarsier / spectrum / fuscus} catching insect, Tangkoko Rainforest, Sulawesi Indonesia

Jean E. Roche / Wildfowl hunter in boat with dog, Camargue, France. Duck shooting

Jabruson / Dead Black fronted duiker {Cephalophus nigrifrons} carried by poacher. Virunga NP DR of Congo

Jabruson / White nosed guenon monkey {Cercopithecus nictitans} for sale as bush meat, Democratic Republic of Congo.

Jeff Rotman / Matses indians hunting from canoe in rainforest, Peru. Amazonia Model released.

Jabruson / Dead Moustached monkey for sale as bushmeat food, Democratic Republic of Congo.

JIM CLARE / Huaorani Indian man hunting with blow pipe and curare Yasuni NP, Ecuador

JIM CLARE / Huaorani Indian boy with Woolly monkey hunted for food Yasuni NP, Ecuador

JIM CLARE / Huaorani indians in rainforest with blowpipes for hunting, Yasuni NP, Ecuador, South America

JIM CLARE / Huaorani Indians preparing curare poison for blow pipes Yasuni NP, Ecuador

Juergen Freund / Whale shark kept in shallow water before slaughter {Rhinicodon typus} Pamilican, Philippines

Anup Shah / Cheetah female hunting Masai Mara Kenya. Sequence to show manoeuvring 2/3. Prey is Thomson's gazelle.

SCOTLAND: The Big Picture / Grey Heron (Ardea cinerea) hunting for food on moss with loch and Celtic rainforest in back ground, Scotland, UK, October.

SCOTLAND: The Big Picture / Grey Heron (Ardea cinerea) hunting for food on rock with loch and Celtic rainforest in back ground, Scotland, UK, January.

Marie Read / Tricolored heron (Egretta tricolor) adult in breeding plumage capturing fish by half-running half-flying across water's surface and stabbing with its bill, Viera Wetlands, Brevard County, Florida,...

Pal Hermansen / King eider (Somateria spectabilis) diving for food. Finnmark, Norway. March.

Philippe Clement / Three common wasps (Vespula vulgaris), eating from open jar of jam in summer

Robin Chittenden / Oriental Hornet (Vespa orientalis) with another smaller wasp (Vespula sp) and ants feeding on discarded food, Zakynthos, Greece

Philippe Clement / Common wasp (Vespula vulgaris) feeding on jam inside a jar, Belgium, August.

Philippe Clement / Common wasp (Vespula vulgaris) feeding on jam inside a jar, Belgium, August.

Philippe Clement / Common wasp (Vespula vulgaris) feeding on jam inside a jar, Belgium, August.

Luke Massey / Capped heron ( Pilherodius pileatus) hunting for food, Pantanal, Brazil.