Tui De Roy / Royal Penguin (Eudyptes schlegeli) group walking to colony past Macquarie Island Cabbage (Stilbocarpa polaris) both endemic to Macquarie Island, Australia
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Jim Brandenburg / American Bison (Bison bison) herd grazing on prairie at sunset, South Dakota
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Michio Hoshino / Caribou (Rangifer tarandus) of the western Arctic Herd swimming across the Kobuk River during migration to their winter range, Alaska
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Jim Brandenburg / American Bison (Bison bison) mother with nursing calf, South Dakota
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Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) group photographed by tourists, Gardner Bay, Hood Island, Galapagos Islands, Ecuador
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Tui De Roy / Galapagos Sea Lion (Zalophus wollebaeki) pup searching for mother among hostile cows, Punta Espinoza, Fernandina Island, Galapagos Islands, Ecuador
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Jim Brandenburg / White-tailed Deer (Odocoileus virginianus) herd grazing on hillside, Black Hills, South Dakota
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Flip Nicklin / Gray Whale (Eschrichtius robustus) touched by tourists, San Ignacio Lagoon, Baja California, Mexico
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Flip Nicklin / California Sea Lion (Zalophus californianus) group playing underwater, Isla Espiritu Santo, Baja California, Mexico
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Flip Nicklin / California Sea Lion (Zalophus californianus) group playing underwater, Isla Espiritu Santo, Baja California, Mexico
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Jim Brandenburg / Painted Turtle (Chrysemys picta) group sunning on log, Minnesota
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Mitsuhiko Imamori / Honeypot Ant (Camponotus inflatus) repletes hanging from ceiling of larder, engorged with nectar they will regurgitate on demand to other workers, central Australia
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Tui De Roy / Marine Iguana (Amblyrhynchus cristatus) grazing on seaweed in wave washed shallows, Academy Bay, Santa Cruz Island, Galapagos Islands, Ecuador
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Tui De Roy / Marine Iguana (Amblyrhynchus cristatus) grazing on seaweed in wave washed shallows, Academy Bay, Santa Cruz Island, Galapagos Islands, Ecuador
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Tui De Roy / Emperor Penguin (Aptenodytes forsteri) group, near Ekstrom Ice Shelf, Weddell Sea, Antarctica
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Tui De Roy / Emperor Penguin (Aptenodytes forsteri) group, near Ekstrom Ice Shelf, Weddell Sea, Antarctica
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Mitsuaki Iwago / Honeypot Ant (Camponotus inflatus) repletes hanging from ceiling of larder, engorged with nectar they will regurgitate on demand to other workers, central Australia
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Mitsuaki Iwago / Galapagos Sea Lion (Zalophus wollebaeki) group playing underwater, Galapagos Islands, Ecuador
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Mitsuaki Iwago / Burchell's Zebra (Equus burchellii) group crossing misty savannah, Serengeti National Park, Tanzania
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Mitsuaki Iwago / Galapagos Sea Lion (Zalophus wollebaeki) group playing underwater, Galapagos Islands, Ecuador
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Tui De Roy / Lake Chungara and Parincota Volcano with Vicuna herd, Lauca National Park, Chile
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Jim Brandenburg / Muskox (Ovibos moschatus) herd in defensive formation, Ellesmere Island, Nunavut, Canada
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Jim Brandenburg / Timber Wolf (Canis lupus) pack at White-tailed Deer (Odocoileus virginianus) kill, Minnesota
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Jim Brandenburg / Timber Wolf (Canis lupus) pack feeding on White-tailed Deer (Odocoileus virginianus) carcass, Minnesota
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Mark Moffett / Leafcutter Ant (Atta cephalotes) workers carrying leaves to nest, French Guiana
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Mitsuhiko Imamori / Honeypot Ant (Camponotus inflatus) repletes hanging from ceiling of larder, engorged with nectar they will regurgitate on demand to other workers, central Australia
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Hermann Brehm / Black necked grebe (Podiceps nigricollis) adult brings food to chicks on mate's back, Germany
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Richard Du Toit / African Elephant (Loxodonta africana) herd at riverbank, Kruger National Park, Limpopo, South Africa
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Richard Du Toit / White Rhinoceros (Ceratotherium simum) pair feeding near Cattle Egrets (Bubulcus ibis), Rietvlei Nature Reserve, Gauteng, South Africa
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Denis-Huot / RF- African Elephant (Loxodonta africana) herd walking in line. Amboseli National Park, Kenya. (This image may be licensed either as rights managed or royalty free.)
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Wild Wonders of Europe / Widstrand / RF- Eastern white pelicans (Pelecanus onocrotalus) taking off from water, Danube delta rewilding area, Romania. May. (This image may be licensed either as rights managed or royalty free.)
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Sue Flood / Spotted hyaena (Crocuta crocuta) group hunting at night, South Luangwa Valley, Zambia.
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Colin Monteath / Eleven-armed Sea Star (Coscinasterias calamaria) group on coastal rocks at low tide, Paparoa National Park, New Zealand
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Colin Monteath / Eleven-armed Sea Star (Coscinasterias calamaria) group on coastal rocks at low tide, Paparoa National Park, New Zealand
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Tim Fitzharris / Lesser Flamingo (Phoenicopterus minor) group foraging, Lake Nakuru, Kenya
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Tim Fitzharris / American Bison (Bison bison) herd grazing in winter, Yellowstone National Park, Wyoming
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Tim Fitzharris / Blue Wildebeest (Connochaetes taurinus) herd at sunset, Masai Mara, Kenya
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Tim Fitzharris / Gull (Larus sp) flock taking flight, Refugio State Beach, California
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XI ZHINONG / Herd of yak (Bos mutus) walking alongside a motorway, Kekexili, Qinghai, Tibetan Plateau, China, December
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Juergen Freund / RF- Spectacled flying fox (Pteropus conspicillatus) colony roosting during daytime, North Queensland, Australia, November. (This image may be licensed either as rights managed or royalty free.)
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Juergen Freund / Spectacled flying foxes (Pteropus conspicillatus) in aviary at feeding time, the bats are fed a variety of fruit and drink milk and water, Tolga Bat Hospital, North Queensland, Australia, November 201...
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Murray Cooper / Cape Buffalo (Syncerus caffer) group under tree with Yellow-billed Storks (Mycteria ibis) and nesting Marabou Storks (Leptoptilos crumeniferus), Kruger National Park, South Africa
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Sebastian Kennerknecht / Western Gull (Larus occidentalis) nesting colony near research station, South Farallon Islands, Farallon Islands, Farallon National Wildlife Refuge, California
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Norbert Wu / Mangrove (Rhizophoraceae) and Eelgrass (Zostera sp) provide shelter for young fish, Bahamas, Caribbean
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Norbert Wu / Mangrove (Rhizophoraceae) and Eelgrass (Zostera sp) provide shelter for young fish, Bahamas, Caribbean
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Suzi Eszterhas / Mountain Gorilla (Gorilla gorilla beringei) family socializing, Parc National des Volcans, Rwanda
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Sumio Harada / Bighorn Sheep (Ovis canadensis) rams, Glacier National Park, Montana
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Sumio Harada / Bighorn Sheep (Ovis canadensis) ewe and lambs, Glacier National Park, Montana
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Kevin Schafer / Sally Lightfoot Crab (Grapsus grapsus) group getting hit by wave, Galapagos Islands, Ecuador
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Winfried Wisniewski / African Elephant (Loxodonta africana) herd, Tsavo East National Park, Kenya
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Yva Momatiuk & John Eastcott / Steller's Sea Lion (Eumetopias jubatus) entangled pup being freed by stewardship students and instructor, Aleutian Islands, Alaska
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Donald M. Jones / Ruffed Grouse (Bonasa umbellus) eggs in nest at base of tree, Troy, Montana
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Donald M. Jones / Ruffed Grouse (Bonasa umbellus) eggs in nest at base of tree, Troy, Montana
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Pete Oxford / Black Rhinoceros (Diceros bicornis) being loaded into crate for relocation to new reserve, Great Fish River Nature Reserve, Eastern Cape, South Africa
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Suzi Eszterhas / Chimpanzee (Pan troglodytes) group resting on forest floor, western Uganda
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Tui De Roy / Grant's Gazelle (Nanger granti) herd at sunset, Ol Pejeta Conservancy, Kenya
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Tui De Roy / Dwarf Mongoose (Helogale parvula) group on termite mound, El Karama Ranch, Kenya
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Tui De Roy / African Wild Dog (Lycaon pictus) pack patrolling in grassland, Mpala Research Centre, Kenya
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Martin Willis / Eastern Grey Kangaroo (Macropus giganteus) group grazing with two mothers and their joeys, Tasmania, Australia
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Hiroya Minakuchi / Humpback Whale (Megaptera novaeangliae) surfacing near zodiac full of tourists, Antarctic Peninsula, Antarctica
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Konrad Wothe / King Penguin (Aptenodytes patagonicus) group coming ashore, St Andrew's Bay, South Georgia Island
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Carol Walker / RF- Herd of horses on ranch with mountains. Jackson Hole, Wyoming, USA. July 2011. (This image may be licensed either as rights managed or royalty free.)
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Carol Walker / RF- Wild Mustang horses. McCullough Peaks Herd Area, Northern Wyoming, USA. June (This image may be licensed either as rights managed or royalty free.)
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Mark Moffett / Green Tree Ant (Oecophylla smaragdina) in defensive posture as parasitic wasps attempt to lay eggs on colony members, Daintree, Queensland, Australia
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Sebastian Kennerknecht / Fisherman off-loading the days catch at sunset, Hawf Protected Area, Yemen
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Rolf Nussbaumer / RF- Black-necked stilt (Himantopus mexicanus) four adults standing in water with one in flight. Dinero, Lake Corpus Christi, South Texas, USA. (This image may be licensed either as rights managed or r...
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Pete Oxford / Yellow-spotted Amazon River Turtle (Podocnemis unifilis) sunbathing surrounded by butterflies sipping salts from the turtle's tears, Yasuni National Park, Amazon, Ecuador
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Pete Oxford / Day-flying Moth (Urania leilus) group sipping minerals, Yasuni National Park, Amazon, Ecuador
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Ernie Janes / RF- Curlews (Numenius arquata) flock in evening flight, UK. March. (This image may be licensed either as rights managed or royalty free.)
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Richard Du Toit / Gemsbok (Oryx gazella) herd on sand dune, Kgalagadi Transfrontier Park, Botswana
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Richard Du Toit / African Elephant (Loxodonta africana) bull chasing Hippopotamus (Hippopotamus amphibius) group, Kruger National Park, South Africa
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Kevin Schafer / San Joaquin Kit Fox (Vulpes macrotis mutica) mother with young pups at den, Carrizo Plain National Monument, California
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Konrad Wothe / Yellow Baboon (Papio cynocephalus) troop ganging up on one individual, Lake Tanganyika, Mahale Mountains National Park, Tanzania
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Konrad Wothe / Chimpanzee (Pan troglodytes) males after deadly fight sitting around dead alpha male, Mahale Mountains National Park, Tanzania
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Piotr Naskrecki / Cup Moth (Limacodidae) caterpillars in rainforest, Sipaliwini, Surinam
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Piotr Naskrecki / Female scorpion carrying young, Brownsberg Reserve, Surinam
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Donald M. Jones / Western Bluebird (Sialia mexicana) eggs in nest, Mission Valley, western Montana
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Donald M. Jones / Dall's Sheep (Ovis dalli) rams resting, Denali National Park, Alaska
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Donald M. Jones / Bighorn Sheep (Ovis canadensis) group in alpine meadow, Glacier National Park, Montana
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Donald M. Jones / American Bison (Bison bison) bull with females, National Bison Range, Moise, Montana
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Colin Monteath / Gentoo Penguin (Pygoscelis papua) group walking under Luigi Peak, Wiencke Island, Antarctic Peninsula, Antarctica
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Pete Oxford / Przewalski's Horse (Equus ferus przewalskii) herd in desert, Khustain Nuruu Nature Reserve, Mongolia
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Pete Oxford / Bactrian Camel (Camelus bactrianus) group in dunes, Hongryn Eels, Gobi Desert, Mongolia
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Sergey Gorshkov / Caribou (Rangifer tarandus) travelling across melting ice, Agapa River, Taimyr Peninsula, Siberia, Russia, 2009
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Sergey Gorshkov / Cape buffalo (Syncerus caffer caffer) stand in defensive line against approaching African lioness (Panthera leo) Okavango Delta, Botswana
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Tui De Roy / Emperor Penguin (Aptenodytes forsteri) group on ice, Prydz Bay, eastern Antarctica
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Ingo Arndt / Southern Elephant Seal (Mirounga leonina) female displaying, Jason Harbor, South Georgia Island
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Theo Allofs / African Elephant (Loxodonta africana) herd walking in dry river bed, Skeleton Coast, Namib Desert, Namibia
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Christian Ziegler / Leafcutter Ant (Atta columbica) workers cutting little pieces out of leaves, Barro Colorado Island, Panama
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Ole Jorgen Liodden / Brunnich's Guillemot (Uria lomvia) cliff colony, Spitsbergen, Svalbard, July. Commended in the GDT European Wildlife Photographer of the Year Competition 2014.
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Nuno Sa / Whale Shark (Rhincodon typus) accompanied by Pilot Fish (Naucrates ductor). The biggest fish in the world has only started to visit the Azores in the past three years due to water temperature rise. Sa...
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Nuno Sa / Whale Shark (Rhincodon typus) accompanied by Pilot Fish (Naucrates ductor). The biggest fish in the world has only started to visit the Azores in the past three years due to water temperature rise. Sa...
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Pete Oxford / Meerkat (Suricata suricatta) family standing guard, Makgadikgadi Pans, Kalahari Desert, Botswana
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Pete Oxford / Meerkat (Suricata suricatta) family running across salt pan, Makgadikgadi Pans, Kalahari Desert, Botswana