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- Hippo in Tanzania
- A black crake descends the back of a hippopotamus who has just surfaced after a face-plow in cool river-bottom mud.
- Ringed Billed Gulls, Iowa
- Sliding on a sheet of reflecting ice, a squabble of ringed-billed gulls look for traction.
- Wary Cormorant in Florida
- At Wakodahatchee Wetlands, a cormorant catches a few winks but keeps a lookout.
- Egrets On Nest in Florida
- A pair of egrets in mating plumage build a nest of sticks and twigs at Wakodahatchee Wetlands.
- Tundra Swans in Maryland
- A peckish squabble doesn’t amount to much between tundra swans that have flown together across the continent from Arctic nesting grounds.
- Snow Geese, Bosque del Apache, New Mexico
- Taking off at sunrise, snow geese and sandhill cranes congregate in the sloughs of the Rio Grande floodplain in winter.
- Zebras, Central Serengeti Tanzania
- A ‘dazzle’ of zebras look on as the annual wildebeest migration moves forward. Usually near a wildebeest herd, the zebras are known for being the brains.
- Penguin on Nest Antarctica
- In formal dress for a family function, an adélie penguin sits on an egg in a rocky nest.
- Penguins in Antartica
- March of the penguins. Nesting males and females take turns walking or sliding over the ice shelf to the open ocean.
- Wildebeest Crossing in Tanzania
- A highlight of the great migration of the Serengeti is 300,000 zebras and 1.2 million wildebeests crossing of the Mara River.
- Merganzer in Yellowstone National Park
- Executing a typical takeoff, a female common merganser runs along the water in the Madison River to gain enough speed.
- Nomadic Lion in Tanzania
- This male lion is most probably designated as ‘nomadic’. A nomadic lion lives alone and has a much larger range.
- Howler Monkey in Venezuela
- Momentarily mum, an anxious red howler monkey takes refuge from intruders amongst the spines of a palm.
- Great Blue Heron, Florida
- At Green Cay Nature Center, a great blue heron catches dinner. Carnivorous waterbirds, they nest in groups but are territorial when fishing.
- Flying Crane in Tanzania
- A yellow-billed stork flies toward the camera. This large African wading stork’s diet is comprised of small, freshwater fish.
- Yellowstone National Park, Wyoming
- Crossing a river at dawn, an elk bull makes its way to the foggy shore, reuniting with his mate and fawn.
- Elephant Family in Tanzania
- A family of African elephants, the largest living land animals, have a fission-fusion society in which family groups come together to socialize.
- Conowingo Dam, Maryland
- Bald eagles use their sharp talons to fish in rivers and ponds but are not against stealing their prey from other fishing birds.
- Lion Cubs in Tanzania
- Up from their nap, four lion cubs stretch and yawn. Born blind, after about a week they can see and begin to learn how to cope in the savanna.
- Cape Buffalo in Tanzania
- A water buffalo licks his lips as he delves into the sweet grass during the start of the rainy season.
- Mule Deer, Zion National Park
- Pushing through the underbrush, a mule deer buck looks for his mate who is nesting nearby.
- Leopard in Tanzania
- At sunrise a female leopard descends a huge baobab where she has cached a kill.
- Assateague Horses
- Lonely at land’s end, wild ponies guard a solitary stretch of Assateague Island, a sandy barrier off Maryland’s Atlantic coast.