1345-90 - Serra Verde Express train from Curitiba, the touristic Paranagua-Curitiba Railway, Parana, Brazil

805-322 - Bonda tribeswoman wearing grey blue cotton shawl and beads with beaded cap, large earrings and metal necklaces at weekly market, Rayagader, Orissa, India, Asia

805-336 - Fishing boat and river ferry on the River Ganges in the early morning, Sonepur, Bihar, India, Asia

1116-49314 - Black-shouldered kite (Elanus caeruleus) perched on thornbush looking left, Serengeti, Tanzania

1116-49346 - Grey crowned crane (Balearica regulorum) walking along river bank, Serengeti, Tanzania

1116-49389 - Ethiopian Orthodox cross atop of the Cathedral of Tsion Maryam (Our Lady Mary of Zion), Axum, Tigray Region, Ethiopia

1116-49388 - Stele of Aksum or Stela Two, Central Stelae Park, Axum, Tigray Region, Ethiopia

1116-49387 - Stele of Aksum or Stela Two, Central Stelae Park, Axum, Tigray Region, Ethiopia

1116-50106 - Dramatic storm clouds with forked lightning over farmland; Guymon, Oklahoma, United States of America

1116-50102 - Storm cloud formations over farmland with a wind farm and turbines in the distance; United States of America

1116-50100 - Dramatic dark storm clouds over scrubland; New Mexico, United States of America

1116-50296 - Sunrise over the Pacific Ocean from the rocks on the shore of Lydgate Beach and dark clouds overhead; Kapaa, Kauai, Hawaii, United States of America

1116-50101 - Dramatic dark storm clouds over farmland; Imperial, Nebraska, United States of America

1116-50361 - Olive baboon (Papio anubis) sits on bank facing camera, Grumeti Serengeti Tented Camp, Serengeti National Park; Tanzania

1116-50362 - Olive baboon (Papio anubis) sits cuddling baby on bank, Grumeti Serengeti Tented Camp, Serengeti National Park; Tanzania

1116-50072 - Motel sign and volcanic landscape, Reykjanes Peninsula; Iceland

1116-50103 - Supercell over the prairies and a dirt road, with sunlight illuminating the dramatic sky; Tulsa, Oklahoma, United States of America

1116-50379 - A backlit male hippopotamus (Hippopotamus amphibius) stands half-submerged in water, staring menacingly towards the camera. His skin is pink and grey, and one ear is folded back. Grumeti Serengeti Tented Camp, Serengeti National Park; Tanzania

1116-50104 - Dramatic dark storm clouds over farmland; Guymon, Oklahoma, United States of America

1116-50412 - African bush elephant calf (Loxodonta africana) stands with herd, Klein's camp, Serengeti National Park; Tanzania

1116-50355 - Secretary bird (Sagittarius serpentarius) stands holding snake in beak, Grumeti Serengeti Tented Camp, Serengeti National Park; Tanzania

1116-50107 - Dramatic storm clouds with lightning and rain over farmland; Guymon, Oklahoma, United States of America

1116-50363 - Olive baboon (Papio anubis) sits cuddling baby beside another, Grumeti Serengeti Tented Camp, Serengeti National Park; Tanzania

1178-31070 - Iceberg in Grey Lake, Patagonia, Torres del Paine National Park, Chile

846-1212 - Beach huts under stormy sky, Southwold, Suffolk, England, United Kingdom, Europe

832-390332 - Snowed-in rescue tower in frozen Mueggelsee, Berlin, Germany, Europe

832-390346 - Frozen and snowy island of youth in Treptower Park, Berlin, Germany, Europe

832-390414 - Iced lighthouse in the harbour of Sassnitz, Ruegen, Germany, Europe

832-390355 - Groynes in the fog at the beach of Rantum, Sylt

832-390415 - Iced lighthouse in the harbour of Sassnitz, Ruegen, Germany, Europe

832-390141 - Flood with Campanile on the Piazzetta of St. Mark's Square, Venice, Italy, Europe

832-390358 - The deserted island of Mitsukejima, Japan, Asia

832-390437 - Iced Spree at the Friedrichsbruecke, Museum Island, Berlin, Germany, Europe

832-390413 - Snowy gauge house at Cape Arkona, Ruegen, Germany, Europe

832-390182 - Snowy houseboat on the Scharmuetzelsee, Germany, Europe

832-390220 - Grey wagtail (Motacilla cinerea) feeding young bird, Hesse, Germany, Europe

832-390221 - Grey heron (Ardea cinerea) standing on a snow-covered tree, Hesse, Germany, Europe

832-390363 - Snowy castle bridge on the museum island, Berlin, Germany, Europe

832-390068 - Mother with baby, Grey Seals (Halichoerus grypus), Donna Nook Gray Seal Colony, England, Europe

832-390063 - A Grey heron (Ardea cinerea) feeding its offspring, North Rhine-Westphalia, Germany, Europe

832-390064 - A grey heron (Ardea cinerea) on the edge of a reed, North Rhine-Westphalia, Germany, Europe

832-390061 - A grey heron (Ardea cinerea) stands at the reed edge in the sun, North Rhine-Westphalia, Germany, Europe

832-390062 - A Grey heron (Ardea cinerea) standing on branches at the nest, North Rhine-Westphalia, Germany, Europe

1174-9836 - Portrait of grey pet house rabbit looking out from open door of hutch, Bristol, United Kingdom

741-5994 - Grey heron (Ardea cinerea), Lake Varese, Varese, Lombardy, Italy, Europe

1202-479 - Basking Grey Seals (Halichoerus grypus), on Longstone Island, Farne Islands, Northumberland, England, United Kingdom, Europe

1202-477 - Basking Grey Seals (Halichoerus grypus), on Longstone Island, Farne Islands, Northumberland, northeast England, United Kingdom, Europe

1202-478 - Basking Grey Seals (Halichoerus grypus), on Longstone Island, Farne Islands, Northumberland, northeast England, United Kingdom, Europe

1113-104286 - Snow covered Karwendel Mountains, Hinterriss, Tyrol, Austria

1113-105220 - Foggy winter morning on the jetty, Starnberger See, Seeshaupt, Bavaria, Germany

1113-104690 - Induction cooker with aubergines and knife, Kitchen

1113-104385 - Man walking over a glacier, Artesonraju, Paron Valley, Caraz, Huaraz, Ancash, Cordillera Blanca, Peru

1113-105225 - Reflecting UFO cloud over abandoned marina on a foggy winter morning at Lake Starnberg, Bavaria, Germany

1113-105221 - Foggy winter morning in abandoned marina, wooden posts in Lake Starnberg, Seeshaupt, Bavaria, Germany

832-390017 - Eastern giant grey kangaroo (Macropus giganteus), adult, female, mother with young, in pouch, on grassland, social behaviour, Maloney Beach, New South Wales, Australia, Oceania

832-389973 - Grey heron (Ardea cinerea), sitting on a scrawny tree, Vorarlberg, Austria, Europe

832-390015 - Eastern grey kangaroo (Macropus giganteus), adult, female, juvenile, looking into pouch, on grassland, Maloney Beach, New South Wales, Australia, Oceania

832-390016 - Eastern giant grey kangaroo (Macropus giganteus), adult, female, mother with young, in a meadow, Maloney Beach, New South Wales, Australia, Oceania

832-389976 - Cow on the mountain pasture, Tyrolean grey cattle, Salfeins-Alm, Stubai Alps, Tyrol, Austria, Europe

83-13256 - Eastern grey squirrel (Sciurus carolinensis) in garden, an invasive species from North America, Henley-on-Thames, Oxfordshire, England, United Kingdom, Europe

1113-103153 - Pedestrians in the Old Elbe Tunnel, Hamburg, Germany

832-389469 - Grey heron (Ardea cinerea), portrait, sitting in a tree, Hesse, Germany, Europe

1174-9492 - White horses running through water, The Camargue, France

1174-9493 - Close-up of white horse, The Camargue, France

1174-9494 - White horses running through water, The Camargue, France

1174-9579 - Power lines in snowy wintry landscape with grey sky

1112-5598 - A flock of sanderlings (Calidris alba), on the beach at Isla Magdalena, Baja California Sur, Mexico, North America

1112-5597 - Juvenile reddish egret (Egretta rufescens), wading in tidal estuary, San Jose del Cabo, Baja California Sur, Mexico, North America

832-389275 - Grey reef shark (Carcharhinus amblyrhynchos) ...swimming in a shoal... Redtoothed triggerfish (Odonus niger) Andaman Sea, Mu Ko Similan National Park, Similan Islands, Phang Nga Province, Thailand, Asia

696-901 - Public Library Building, Pontypridd, Mid Glamorgan, South Wales, United Kingdom, Europe

832-388932 - Grey Heron (Ardea cinerea) and Mute Swan (Cygnus olor) standing in water, foggy atmosphere, Hesse, Germany, Europe

1174-9274 - Smiling young girl wearing grey jumper putting on reindeer antler headband

832-388857 - Silhouette of Grey Common cranesn (grus grus), pair of animals, courtship at sunrise, dance of the cranes, Vaestergoetland, Sweden, Europe

1228-252 - A young House Sparrow reflected in a pond in a North Yorkshire garden, England, United Kingdom, Europe

1228-250 - A Grey Squirrel photographed on a garden fence in York, North Yorkshire, England, United Kingdom, Europe

1228-251 - A Grey Squirrel photographed in a North Yorkshire garden, England, United Kingdom, Europe

1112-5422 - Adult African golden wolf (Canis anthus), Serengeti National Park, Tanzania, East Africa, Africa

1112-5420 - Adult wattled starlings (Creatophora cinerea), on the back of a wildebeest in Serengeti National Park, Tanzania, East Africa, Africa

1112-5396 - A pair of bat-eared foxes (Otocyon megalotis), Serengeti National Park, Tanzania, East Africa, Africa

1112-5397 - An adult bat-eared fox (Otocyon megalotis), Serengeti National Park, Tanzania, East Africa, Africa

1112-5384 - African bush elephant (Loxodonta africana), feeding inside Ngorongoro Crater, Tanzania, East Africa, Africa

1112-5382 - A herd of African bush elephants (Loxodonta africana), protecting a newborn calf in Tarangire National Park, Tanzania, East Africa, Africa

1112-5383 - Young African bush elephants (Loxodonta africana), playing in the water, Tarangire National Park, Tanzania, East Africa, Africa

1112-5385 - African bush elephant (Loxodonta africana), feeding inside Ngorongoro Crater, Tanzania, East Africa, Africa

1112-5374 - African bush elephants (Loxodonta africana), taking a dust bath, Tarangire National Park, Tanzania, East Africa, Africa

1112-5367 - African bush elephant (Loxodonta africana), Tarangire National Park, Tanzania, East Africa, Africa

1112-5368 - African bush elephant (Loxodonta africana), face detail, Tarangire National Park, Tanzania, East Africa, Africa

1112-5373 - African bush elephants (Loxodonta africana), taking a dust bath, Tarangire National Park, Tanzania, East Africa, Africa

1112-5378 - A herd of African bush elephants (Loxodonta africana), Tarangire National Park, Tanzania, East Africa, Africa

1112-5375 - African bush elephants (Loxodonta africana), taking a dust bath, Tarangire National Park, Tanzania, East Africa, Africa

1112-5362 - African bush elephant (Loxodonta africana), mother and calves, Tarangire National Park, Tanzania, East Africa, Africa

1112-5381 - A herd of African bush elephants (Loxodonta africana), Tarangire National Park, Tanzania, East Africa, Africa

1112-5379 - A young African bush elephant (Loxodonta africana), Tarangire National Park, Tanzania, East Africa, Africa

1112-5366 - A herd of African bush elephants (Loxodonta africana), Tarangire National Park, Tanzania, East Africa, Africa

1112-5365 - African bush elephant (Loxodonta africana), Tarangire National Park, Tanzania, East Africa, Africa

1112-5376 - African bush elephants (Loxodonta africana), taking a dust bath in Tarangire National Park, Tanzania, East Africa, Africa

1112-5377 - A young African bush elephant (Loxodonta africana), Tarangire National Park, Tanzania, East Africa, Africa

1112-5363 - A young African bush elephant (Loxodonta africana), Tarangire National Park, Tanzania, East Africa, Africa

1112-5369 - African bush elephant (Loxodonta africana), skin detail, Tarangire National Park, Tanzania, East Africa, Africa

1112-5380 - Young African bush elephants (Loxodonta africana), playing in the water, Tarangire National Park, Tanzania, East Africa, Africa