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Adult Cocoi heron (Ardea cocoi) in flight on the Pacaya River, Upper Amazon River Basin, Loreto, Peru, South America
Adult scarlet macaw (Ara macao), Amazon National Park, Loreto, Peru, South America
Adult scarlet macaw (Ara macao), Amazon National Park, Loreto, Peru, South America
Adult scarlet macaw (Ara macao), Amazon National Park, Loreto, Peru, South America
Adult red howler monkey (Alouatta seniculus), San Miguel Cao, Loreto, Peru, South America
Mother common squirrel monkey (Saimiri sciureus) with infant in the trees on the Nauta Cao, Loreto, Peru, South America
Adult southern rockhopper penguin (Eudyptes chrysocome) at breeding colony on Saunders Island, Falkland Islands, South America
Adult Magellanic penguins (Spheniscus magellanicus) on the beach at Gypsy Cove, East Island, Falkland Islands, South America
Adult king penguins (Aptenodytes patagonicus) on the grassy slopes of Saunders Island, Falkland islands, South America
Adult king penguins (Aptenodytes patagonicus) on the grassy slopes of Saunders Island, Falkland Islands, South America
Full moon on saguaro cactus (Carnegiea gigantea), Sweetwater Preserve, Tucson, Arizona, United States of America, North America
Flowering cholla cactus (Cylindropuntia spp), in the Sweetwater Preserve, Tucson, Arizona, United States of America, North America
Sunrise on saguaro cactus in bloom (Carnegiea gigantea), Sweetwater Preserve, Tucson, Arizona, United States of America, North America
Sunrise on saguaro cactus in bloom (Carnegiea gigantea), Sweetwater Preserve, Tucson, Arizona, United States of America, North America
Lava cactus (Brachycereus nesioticus), endemic to the Galapagos, Fernandina Island, Galapagos, UNESCO World Heritage Site, Ecuador, South America
Adult male red howler monkey (Alouatta seniculus), in the village of San Francisco, Amazon Basin, Peru, South America
Adult Spix's night monkeys (Aotus vociferans), in Nauta Cano, Amazon River Basin, Iquitos, Peru, South America
An adult olive whipsnake (Chironius fuscus), swimming in Belluda Creek, Ucayali River, Loreto, Peru, South America
Baby brown-throated sloth (Bradypus variegatus), San Francisco, Amazon Basin, Loreto, Peru, South America
A wild adult male bee hummingbird (Mellisuga helenae), attracted to hand-held flower near Playa Larga, Cuba, West Indies, Caribbean, Central America
A wild adult male bee hummingbird (Mellisuga helenae), displaying vivid coloration near Playa Larga, Cuba, West Indies, Caribbean, Central America
A confusion of blue wildebeest (brindled gnu) (Connochaetes taurinus), on the Great Migration, Serengeti National Park, Tanzania, East Africa, Africa
A juvenile lilac-breasted roller (Coracias caudatus), Tarangire National Park, Tanzania, East Africa, Africa
Captive Desmarest's hutia (Capromys pilorides) (Cuban hutia), a species of rodent endemic to Cuba, West Indies, Central America
Adult bull Galapagos fur seal (Arctocephalus galapagoensis) underwater on Genovesa Island, Galapagos, Ecuador, South America
Pacific green sea turtle (Chelonia mydas) underwater on Fernandina Island, Galapagos, Ecuador, South America
Brown noddy (Anous stolidus) pair at nest site on Floreana Island, Galapagos, Ecuador, South America
An adult Galapagos land iguana (Conolophus subcristatus), head detail, North Seymour Island, Galapagos, Ecuador, South America
Wild Galapagos giant tortoise (Geochelone elephantopus) with cow on Santa Cruz Island, Galapagos, Ecuador, South America
Adult Galapagos hawk (Buteo galapagoensis), Fernandina Island, Galapagos, Ecuador, South America
Blue-footed booby (Sula nebouxii) pair in courtship display on San Cristobal Island, Galapagos, Ecuador, South America
Galapagos penguin (Spheniscus mendiculus) swimming underwater at Bartolome Island, Galapagos, Ecuador, South America
Blue-footed booby (Sula nebouxii) pair in courtship display on San Cristobal Island, Galapagos, Ecuador, South America
Adult blue-footed booby (Sula nebouxii), feet detail on San Cristobal Island, Galapagos, Ecuador, South America
Blue-footed booby (Sula nebouxii) pair in courtship display on North Seymour Island, Galapagos, Ecuador, South America
Galapagos penguins (Spheniscus mendiculus) swimming underwater at Bartolome Island, Galapagos, Ecuador, South America
Bull Galapagos sea lion (Zalophus wollebaeki) with snorkeler underwater at Santiago Island, Galapagos, Ecuador, South America
Galapagos sea lion (Zalophus wollebaeki) underwater at Santiago Island, Galapagos, Ecuador, South America
Galapagos penguin (Spheniscus mendiculus) swimming underwater at Bartolome Island, Galapagos, Ecuador, South America
Adult male great frigatebird (Fregata minor), courtship display. Genovesa Island, Galapagos, UNESCO World Heritage Site, Ecuador, South America
Endemic lava cactus (Brachycereus spp), Fernandina Island, Galapagos, UNESCO World Heritage Site, Ecuador, South America
The endemic Galapagos marine iguana (Amblyrhynchus cristatus), with lava lizard, Fernandina Island, Galapagos, UNESCO World Heritage Site, Ecuador, South America
Adult male great frigatebirds (Fregata minor), courtship display. Genovesa Island, Galapagos, UNESCO World Heritage Site, Ecuador, South America
The endemic Galapagos marine iguana (Amblyrhynchus cristatus), feeding underwater, Fernandina Island, Galapagos, UNESCO World Heritage Site, Ecuador, South America
The endemic Galapagos marine iguana (Amblyrhynchus cristatus) basking on Fernandina Island, Galapagos, UNESCO World Heritage Site, Ecuador, South America
The endemic Galapagos marine iguana (Amblyrhynchus cristatus) basking on Fernandina Island, Galapagos, UNESCO World Heritage Site, Ecuador, South America
The endemic Galapagos marine iguana (Amblyrhynchus cristatus) feeding underwater, Fernandina Island, Galapagos, UNESCO World Heritage Site, Ecuador, South America
Wild Galapagos giant tortoise (Geochelone elephantopus), face detail, Santa Cruz Island, Galapagos, UNESCO World Heritage Site, Ecuador, South America
The endemic Galapagos marine iguana (Amblyrhynchus cristatus) basking on Fernandina Island, Galapagos, UNESCO World Heritage Site, Ecuador, South America
Adult waved albatross (Phoebastria irrorata), on Punta Suarez, Isla Espanola, Galapagos, UNESCO World Heritage Site, Ecuador, South America
Adult Nazca booby (Sula granti) at Punta Suarez, Isla Espanola, Galapagos, UNESCO World Heritage Site, Ecuador, South America
Nazca booby (Sula granti), pair at Punta Suarez, Isla Espanola, Galapagos, UNESCO World Heritage Site, Ecuador, South America
Male lava lizard (Microlophus spp), on North Seymour Island, Galapagos, UNESCO World Heritage Site, Ecuador, South America
Adult Sally lightfoot crab (Grapsus grapsus) preparing to molt on Fernandina Island, Galapagos, UNESCO World Heritage Site, Ecuador, South America
Adult red-footed booby (Sula sula), on Genovesa Island, Galapagos, UNESCO World Heritage Site, Ecuador, South America
California gray whale (Eschrichtius robustus), flukes up dive in San Ignacio Lagoon, Baja California Sur, Mexico, North America
Open Sonoran desert at sunset near Mision de San Francisco de Borja, Baja California, Mexico, North America
California gray whale calf (Eschrichtius robustus) underwater in San Ignacio Lagoon, Baja California Sur, Mexico, North America
An adult green sea turtle (Chelonia mydas), underwater in Fernandina Island, Galapagos, Ecuador, South America
Commercial fishing boats of all kinds and sizes in Homer Harbor in Kachemak Bay, Kenai Peninsula, Alaska, United States of America, North America
An adult bull porcupine caribou (Rangifer tarandus granti), hiding in fall color changes in Denali National Park, Alaska, United States of America, North America
Adult bottlenose dolphin (Tursiops truncatus), bow riding the tender on the Silver Bank, Dominican Republic, Greater Antilles, Caribbean, Central America
Humpback whale (Megaptera novaeangliae), adult underwater on the Silver Bank, Dominican Republic, Greater Antilles, Caribbean, Central America
Joshua trees, Yucca brevifolia, under star trails in Joshua Tree National Park, California, USA.
Joshua trees, Yucca brevifolia, under star trails in Joshua Tree National Park, California, USA.
Joshua trees, Yucca brevifolia, under star trails in Joshua Tree National Park, California, USA.
Joshua trees, Yucca brevifolia, amongst weathered rocks in Joshua Tree National Park, California, USA.
Humpback whale (Megaptera novaeangliae), mother and calf underwater on the Silver Bank, Dominican Republic, Greater Antilles, Caribbean, Central America
Excited tourists watching and photographing jaguars on the Rio Negro, Mato Grosso, Pantanal, Brazil, South America
Transient killer whale (Orcinus orca) breaching in the Monterey Bay National Marine Sanctuary, California, United States of America, North America
Lamplugh Glacier, a tidewater glacier in Glacier Bay National Park and Preserve, Southeast Alaska, United States of America, North America
Auke Bay as seen from a small private plane flying from Juneau to Gustavus, Southeast Alaska, United States of America, North America
A raft of common murres (Uria aalge) at breeding site on South Marble Island, Glacier Bay National Park, Alaska, United States of America, North America
A raft of common murres (Uria aalge) at breeding site on South Marble Island, Glacier Bay National Park, Alaska, United States of America, North America
Stand up paddle boarders on String Lake, Grand Teton National Park, Wyoming, United States of America, North America
Adult Canada geese (Branta canadensis) with goslings, Gros Ventre River, Grand Teton National Park, Wyoming, United States of America, North America
Snow-capped mountains reflected in the calm waters of String Lake, Grand Teton National Park, Wyoming, United States of America, North America
Stand up paddle boarders on String Lake, Grand Teton National Park, Wyoming, United States of America, North America
Adult female Common merganser (Mergus merganser), with chicks, Leigh Lake, Grand Teton National Park, Wyoming, United States of America, North America
Adult mother red fox (Vulpes vulpes), near her den at Leigh Lake, Grand Teton National Park, Wyoming, United States of America, North America
A pair of least chipmunks (Neotamias minimus), at Phelps Lake, Grand Teton National Park, Wyoming, United States of America, North America
Young mule deer (Odocoileus hemionus) buck in velvet, Gros Ventre, Grand Teton National Park, Wyoming, United States of America, North America
Adult Yellow-bellied marmot (Marmota flaviventris) feeding at Phelps Lake, Grand Teton National Park, Wyoming, United States of America, North America
Adult female Common merganser (Mergus merganser) with chicks, Leigh Lake, Grand Teton National Park, Wyoming, United States of America, North America
Young mule deer (Odocoileus hemionus) buck in velvet, Gros Ventre, Grand Teton National Park, Wyoming, United States of America, North America
Red fox kit (Vulpes vulpes), about two months old near its den at Leigh Lake, Grand Teton National Park, Wyoming, United States of America, North America
Red fox kit (Vulpes vulpes), about two months old near its den at Leigh Lake, Grand Teton National Park, Wyoming, United States of America, North America
An adult spotted hyena (Crocuta crocuta), South Luangwa National Park, Zambia, Africa
Adult Nile crocodiles (Crocodylus niloticus) basking in the sun in South Luangwa National Park, Zambia, Africa
An adult male vervet monkey (Chlorocebus pygerythrus), South Luangwa National Park, Zambia, Africa
A pair of Egyptian geese (Alopochen aegyptiaca), Mosi-oa-Tunya National Park, Zambia, Africa
An adult flap-necked chameleon (Chamaeleo dilepis), South Luangwa National Park, Zambia, Africa
An adult flap-necked chameleon (Chamaeleo dilepis), South Luangwa National Park, Zambia, Africa
Adult male African darter (Anhinga rufa), Mosi-oa-Tunya National Park, Zambia, Africa
An adult pied kingfisher (Ceryle rudis), South Luangwa National Park, Zambia, Africa
A flock of white-faced whistling ducks (Dendrocygna viduata), Zambezi River, Mosi-oa-Tunya National Park, Zambia, Africa
An adult saddle-billed stork (Ephippiorhynchus senegalensis) and elephant, South Luangwa National Park, Zambia.
African bush elephants (Loxodonta africana), near a safari truck in South Luangwa National Park, Zambia, Africa
Adult male puku (Kobus vardonii), in South Luangwa National Park, Zambia, Africa
An adult female leopard (Panthera pardus), South Luangwa National Park, Zambia, Africa