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Bison (Bison bison), Yellowstone National Park, Wyoming, United States of America, North America
Black bear (Ursus americanus) in a spring snow storm, Yellowstone National Park, Wyoming, United States of America, North America
Yellow-bellied marmot (yellowbelly marmot) (Marmota flaviventris) in its Alpine environment, San Juan National Forest, Colorado, United States of America, North America
Giant red paintbrush (scarlet paintbrush) (Indian paintbrush) (Castilleja miniata), San Juan National Forest, Colorado, United States of America, North America
Young yellow-bellied marmot (yellowbelly marmot) (Marmota flaviventris) prairie-dogging, San Juan National Forest, Colorado, United States of America, North America
Swift fox (Vulpes velox) kits playing, Pawnee National Grassland, Colorado, United States of America, North America
Sunrise behind rosy paintbrush (split-leaf Indian paintbrush) (spliteaf Indian paintbrush) (Castilleja rhexifolia) and Alpine avens (Ross's avens) (Acomastylis rossii turbinata), San Juan National Forest, Colorado, United States of America, North America
Bison (Bison bison) bull in a spring snowstorm, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Sunset over the dramatic cliffs of Land's End, Cornwall, England, United Kingdom, Europe
Swift fox (Vulpes velox), Pawnee National Grassland, Colorado, United States of America, North America
Yellow-bellied marmot (yellowbelly marmot) (Marmota flaviventris) young and adult, San Juan National Forest, Colorado, United States of America, North America
Uinta chipmunk (Tamias umbrinus), Yellowstone National Park, Wyoming, United States of America, North America
Bison (Bison bison) cow and calf in the spring, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
Swift fox (Vulpes velox) leaping, Pawnee National Grassland, Colorado, United States of America, North America
Young mule deer (Odocoileus hemionus) in a snow storm in the spring, Yellowstone National Park, Wyoming, United States of America, North America
Cryptically patterned frog on rainforest leaf litter, Atta Rainforest Lodge, Guyana, South America
Young yellow-bellied marmot) (yellowbelly marmot) (Marmota flaviventris) sitting up, San Juan National Forest, Colorado, United States of America, North America
Swift fox (Vulpes velox) vixen and kits, Pawnee National Grassland, Colorado, United States of America, North America
Bison (Bison bison) bull in the spring, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America
African fish eagle (Haliaeetus vocifer) fishing, Chobe National Park, Botswana, Africa
A callery pear tree now known as the Survivor Tree, 9/11 Memorial. World Trade Center, Manhattan, New York City, New York, United States of America, North America
Black curassow (Crax alector), Atta Rainforest Lodge, Guyana, South America
Yellow-banded poison dart frog (Dendrobates leucomelas), Guyana, South America
Above and below water view of Danco Island, Errera Channel, Antarctica, Polar Regions
Flock of swifts flying to their roost behind the curtain of falling water of Kaieteur Falls, Guyana, South America
Natural pinnacles in volcanic ash, Zemi Valley, Goreme, UNESCO World Heritage Site, Cappadocia, Anatolia, Turkey, Asia Minor, Eurasia
Rarely seen Striped possum (Dactylopsila trivirgata) on tree in the Wet Tropic rainforest of Queensland, Australia, Pacific
Low cloud in the Potaro River Gorge, Guyana, South America
Aerial view of Kaieteur Falls in full spate, Guyana, South America
Aerial view of mountainous rainforest in Guyana, South America
Main highway of Guyana cutting through the rainforest, Guyana, South America
Long-nosed potaroo (Potorous tridactylus) a small rodent like marsupial sometimes known as rat-kangaroos, Queensland, Australia, Pacific
Destruction of rainforest caused by gold mining, Guyana, South America
View across the rim of Kaieteur Falls, Guyana, South America
Northern laughing tree frog (Roth's tree frog) (Litoria rothii), Wet Tropics rainforest frog. Queensland, Australia, Pacific
Aerial view of Kaieteur Falls and the Potaro River in full spate, Guyana, South America
Coppery brushtail possum (Trichosurus vulpecula johnstonii), arboreal nocturnal rainforest possum endemic to Atherton Tablelands, Queensland, Australia, Pacific
Sugar glider (Petaurus breviceps), has a potagium or thin membrane from wrist to ankle allowing it to glide for short distances, Queensland, Australia, Pacific
Detail of water falling from Kaieteur Falls, Guyana, South America
Greater sulphur-crested cockatoo (Cacatua galerita), Queensland, Australia, Pacific
Aerial view of pristine rainforest canopy, Guyana, South America
Rainforest in Tully Gorge National Park, part of the Wet Tropics World Heritage Area, UNESCO World Heritage Site, near Ravenshoe, Queensland, Australia, Pacific
Natural pinnacles in volcanic ash, Zemi Valley, Goreme, UNESCO World Heritage Site, Cappadocia, Anatolia, Turkey, Asia Minor, Eurasia
Northern laughing tree frog (Roth's tree frog) (Litoria rothii), Wet Tropics rainforest frog. Queensland, Australia, Pacific
Basalt columns at the beach, Vik i Myrdal, Iceland, Polar Regions
Tropical sandy beach, Matacawalevu Island, Yasawa islands, Fiji, South Pacific Islands, Pacific
Tropical sandy beach, Drawaqa Island, Yasawa islands, Fiji, South Pacific Islands, Pacific
Woman taking photographs on a tropical beach, Drawaqa Island, Yasawa islands, Fiji, South Pacific Islands, Pacific
Otter Point at sunset, Lake Malawi National Park, UNESCO World Heritage Site, Cape Maclear, Malawi, Africa
Quiet Caribbean, sea shore palm tree, boat jetty, beautiful Port Elizabeth, Admiralty Bay, Bequia, The Grenadines, St. Vincent and The Grenadines, Windward Islands, West Indies, Caribbean, Central America
Starfish regenerate lost arms, Asteroidea, Triton Bay, West Papua, Indonesia
Scuba Diver and colored Coral Reef, Triton Bay, West Papua, Indonesia
Maldives Anemonefish, Amphiprion nigripes, South Male Atoll, Maldives
Scuba Diving inside Maldive Victory Wreck, North Male Atoll, Maldives
Scuba Diving inside Maldive Victory Wreck, North Male Atoll, Maldives
Scuba Diving inside Maldive Victory Wreck, North Male Atoll, Maldives
Diver inside Bridge of Maldive Victory Wreck, North Male Atoll, Maldives
Diver watching Puffer at Maldive Victory Wreck, Arothron mappa, North Male Atoll, Maldives
Diver watching Puffer at Maldive Victory Wreck, Arothron mappa, North Male Atoll, Maldives
Colony of various Sponges, Kai Islands, Moluccas, Indonesia
Colony of various Sponges, Kai Islands, Moluccas, Indonesia
Courtship Display of Cuttlefish, Sepia sp., Ambon, Moluccas, Indonesia
Courtship Display of Cuttlefish, Sepia sp., Ambon, Moluccas, Indonesia
Courtship Display of Cuttlefish, Sepia sp., Ambon, Moluccas, Indonesia
Mating Mandarinfish, Synchiropus splendidus, Ambon, Moluccas, Indonesia
Mating Mandarinfish, Synchiropus splendidus, Ambon, Moluccas, Indonesia
Mating Mandarinfish, Synchiropus splendidus, Ambon, Moluccas, Indonesia
Koala, Mother and Joey, Phascolarctos cinereus, Queensland, Australia
Longnose hawkfish (Oxycirrhites typus), usually found in the branches of gorgonian sea fans and black coral, Queensland, Australia, Pacific
Bumphead parrotfish (Bolbometopon muricatum) schooling. Quensland, Australia, Pacific
Potato cod (Epinephelus tuku) (potato grouper) (potato bass), Cod Hole, North Ribbon reef, Great Barrier Reef, Queensland, Australia, Pacific
Thread fin butterflyfish (Chaetodon auriga), usually seen in pairs, Queensland, Australia, Pacific
Whitetip reef shark (Triaenodon obesus) is a requiem shark in the genus Carcharinidae, Queensland, Australia, Pacific
Reticulated Dascyllus (Dascyllus reticulans), Queensland, Australia, Pacific
Anemone shrimp (Periclimenes holthuisi) in the tentacles of its host anemome, Queensland, Australia, Pacific
Striped sweetlips (diagonal banded sweetlips) (Plectorhinchus lineatus), North Ribbon Reef, Great Barrier Reef, UNESCO World Heritage Site, Queensland, Australia, Pacific
Schooling yellow-striped goatfish (Mulloidichthys vanicolensis). Great Barrier Reef, Queensland, Australia, Pacific
Colourful reef fish (Orange and purple anthias sp.) plus with hard and soft corals on reef wall, Queensland, Australia, Pacific
Leaf scorpionfish (Taenianotus triacanthus), Queensland, Australia, Pacific
Longnose butterflyfish (Forcipiger flavissimus), adapted to feed in crevices in the reef and snips off soft pieces of corals, Queensland, Australia, Pacific
Colourful reef fish (Orange and purple anthias sp.) plus Leopard Coral grouper (Plectropomus leopardus) with hard and soft corals on reef, Queensland, Australia, Pacific
Potato cod (Epinephelus tukula) being cleaned by cleaner wrasse (Labroides dimidiatus), Cod Hole, Great Barrier Reef, Queensland, Australia, Pacific
Whitetip reef shark (Triaenodon obesus) is a requiem shark in the genus Carcharinidae, Queensland, Australia, Pacific
Potato cod (Epinephelus tukula) (potato grouper) (potato bass), Cod Hole, North Ribbon reef, Great Barrier Reef, Queensland, Australia, Pacific
Mating display by pair of Wire-net filefish (Cantherhines paradalis), Queensland, Australia, Pacific
Whitetip reef shark (Triaenodon obesus), a requiem shark in the genus Carcharinidae, Queensland, Australia, Pacific
Blenny (Ecsenius sp.), Queensland, Australia, Pacific
Gorgonian sea fans (Subergorgia mollis) with diver, Queensland, Australia, Pacific
Cave coral (Tubastrea sp.) (Dendrophyllidae) polyps extended and feeding at night, Queensland, Australia, Pacific
Mantis shrimp (Gonodactylus sp.), a hole dwelling crustacean, Queensland, Australia, Pacific
Colourful, coral covered Reef wall at Osprey Reef, Longfin banner fish (Heniochus acuminatus), Coral Sea, Queensland, Australia, Pacific
Indian steephead parrotfish (Scarus strongycephalus), beak open feeding, Queensland, Australia, Pacific
Spine-cheek Anemonefish (Premnas biaculeatus), Queensland, Australia, Pacific
Three pear trees standing in flowering meadow, springtime on a bright sunny day, Zurich, Switzerland, Europe
Single pear tree standing in flowering meadow, springtime on a bright sunny day, near Zurich, Switzerland, Europe
Clifftop village of Riomaggiore, Cinque Terre, UNESCO World Heritage Site, Liguria, Italy, Europe
The Nine Maidens, Megalthic stone circle, in winter, on a snow covered Belstone Common, Dartmoor, Devon, England, United Kingdom, Europe
Tourists viewing Half Dome and Yosemite Valley from Glacier Point, Yosemite National Park, UNESCO World Heritage Site, California, United States of America, North America
The mysterious Wistman's Wood, an ancient stunted pedunculate oak woodland high on the Dartmoor moorland, Dartmoor National Park, Devon, England, United Kingdom, Europe
Drystone wall on Lingmoor Fell looking towards Side Pike and the Langdale Valley in autumn, Lake District National Park, Cumbria, England, United Kingdom, Europe