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Sandhill crane in flight over the Matanuska-Susitna Valley near Palmer, Southcentral Alaska, Spring
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Pair of Sandhill Cranes fly over the Matanuska-Susitna Valley near Palmer, Southcentral Alaska, Spring
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Group of Sandhill cranes fly over the Matanuska- Susitna Valley near Palmer, Southcentral Alaska, Spring
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Two Lesser Sandhill Cranes, one with wings extended, stand in grass at Creamer's Field Migratory Waterfowl Refuge, Fairbanks, Interior Alaska, Summer
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Whimbrel taking flight from shoreline of Odiak Slough during Spring migration, Copper River Delta,Southcentral Alaska
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A Bald Eagle soars above an evergreen forest, Cooper Landing, Kenai Peninsula, Southcentral Alaska, Spring
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Skein of Canada Geese in flight over Matanuska-Susitna Valley in Palmer, Southcentral Alaska, Spring
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View of three Sandhill Cranes in flight over Creamer's Field, Fairbanks, Interior Alaska
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Three Lesser Sandhill Cranes in flight over Creamer's Field Migratory Waterfowl Refuge, Fairbanks, Interior Alaska, Summer
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Horned Puffin with wings outstretched, Saint Paul Island, Pribilof Islands, Bering Sea, Southwest Alaska
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Bald Eagle catching a fish in mid air on the Homer Spit, Kenai Peninsula, Southcentral Alaska, Spring
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Lesser Sandhill Crane in grass at Creamer's Field Migratory Waterfowl Refuge, Fairbanks, Interior Alaska, Summer
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Lesser Sandhill Crane walks in grass at Creamer's Field Migratory Waterfowl Refuge, Fairbanks, Interior Alaska, Summer
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Juvenile and adult Lesser Sandhill Cranes walk in grass at Creamer's Field Migratory Waterfowl Refuge, Fairbanks, Interior Alaska. Summer
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Two Trumpeter Swans grooming in a shallow pond near Talkeetna, Southcentral Alaska, Fall
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Horned Puffin with wings outstretched, Saint Paul Island, Pribilof Islands, Bering Sea, Southwest Alaska
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Seagulls flying over the Copper River in search of Eulachon in the early spring during break-up, Chugach Mountains, Copper River Delta, Southcentral Alaska, Spring
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Male Willow Ptarmigan in winter plumage in flight over snow covered willows with red crest visible, Chugach Mountains, Southcentral Alaska, Winter
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Two Sandhill Cranes forage in Creamer's Field, Fairbanks, Interior Alaska, Summer
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Lesser Sandhill Crane walks in grass at Creamer's Field Migratory Waterfowl Refuge, Fairbanks, Interior Alaska, Summer
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Mallard drake with wings extended lands in snow near Chena River, Fairbanks, Interior Alaska, Winter, Digitally Altered
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Mallard drake with wings extended lands in snow near Chena River, Fairbanks, Interior Alaska, Winter, Digitally Altered
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A group of Western Sandpipers take flight from the mud flats of Kachemak Bay during their Spring migration, Kenai Peninsula, Southcentral Alaska, Spring
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Gaggle of Canada Geese congregate in a field in Palmer with Chugach Mountains in the background, Matanuska-Susitna Valley, Southcentral Alaska, Spring
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Flock of Snow Geese fly close to the ground over a field, Mat-Su Valley, Palmer, Southcentral Alaska, Spring
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A drake and hen Mallard mate in the waters of an Anchorage pond, Southcentral Alaska, Spring
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Close up view of a male Redpoll in spring breeding colors, Anchorage, Southcentral Alaska
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A Black Capped Chickadee sits on a spruce branch in Hillside Anchorage, Southcentral Alaska, Spring
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Mallard drake with wings extended lands in snow near Chena River, Fairbanks, Interior Alaska, Winter, Digitally Altered
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An Arctic tern stands on a rock at Potter Marsh in the Anchorage Coastal Wildlife Refuge, near Anchorage, Southcentral Alaska, Summer/n
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Horned Puffin gathering nest material to line its burrow, Saint Paul Island, Pribilof Islands, Bering Sea, Southwest Alaska
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Greater Yellowlegs makes a territorial display over nest by landing on a dead tree with wings open, Copper River Delta, Southcentral Alaska, Summer
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A Tundra Swan flys through the blue sky near Portage, Southcentral Alaska, Autumn
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An adult Arctic Tern feeds a minnow to one of a pair of tern chicks at Potter Marsh, Southcentral Alaska, Summer
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A flock of Tundra Swans walk across the ice at Potter Marsh near Anchorage, Southcentral Alaska, Spring
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A flock of Tundra Swans lay on the ice at Potter Marsh near Anchorage, Southcentral Alaska, Spring
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An immature Bald eagle perches in a dead saltwater-killed tree near Portage, Southcentral Alaska, Spring
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Male Harlequin Duck sits on gravel bar next to Savage River in Denali National Park and Preserve, Interior Alaska, Spring
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Close up profile of a male Willow Ptarmigan in breeding plumage with prominent eye combs, Denali National Park and Preserve, Interior Alaska, Spring
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Bald Eagle in flight over Mikfik Creek, McNeil River State Game Sanctuary, Southwest Alaska, Summer
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Male White-winged Scoter in flight over water, Prince William Sound, Southcentral Alaska, Spring
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Panoramic view of the fog covered Mendenhall River with the Coast Range in the background, Inside Passage, Southeast Alaska, Winter, COMPOSITE
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Panoramic view of the fog covered Mendenhall River with the Coast Range in the background, Inside Passage, Southeast Alaska, Winter, COMPOSITE
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Parasitic Jaeger in dark phase in flight defending its nest territory in early summer, Arctic Coastal Plain, National Petroleum Reserve, Barrow, Arctic, Alaska
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White-fronted Goose stands in water at Creamer's Field Migratory Waterfowl Refuge, Fairbanks, Interior Alaska, Spring
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Canada Geese take flight on a misty winter morning in sub zero temps, Lynn Canal, Inside Passage, Southeast Alaska, Winter
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Tufted Puffin on cliff ledge with Red-faced Cormorant flying by, Saint Paul Island, Pribilof Islands, Bering Sea, Southwest Alaska
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A pair of mated Bald Eagles perch in the morning sun in Alaska's Inside Passage, Southeast Alaska, Winter
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Bald Eagle in flight over Alaska's Tongass National Forest, Southeast Alaska, Winter, COMPOSITE
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Bald Eagle soars above the snow and ice of Mendenhall Glacier in the background, Southeast Alaska, Winter, COMPOSITE
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Bald Eagle soars through mist in the Tongass National Forest, Southeast Alaska, Winter, COMPOSITE
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Bald Eagle soars through mist in the Tongass National Forest, Southeast Alaska, Winter, COMPOSITE
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Bald Eagle soars above fog in the Tongass National Forest with the Coast Mountains and Mendenhall Glacier in the background, Southeast Alaska, Winter, COMPOSITE
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Bald Eagle soars above the Inside Passage and Tongass National Forest with the Coast Mountains in the background, Southeast Alaska, Winter, COMPOSITE
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Birdwatchers photograph shorebird flocks in Hartney Bay near Cordova during the Shorebird Festival, Copper River Delta,Southcentral Alaska, Spring
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Shorebird flock (mostly Western Sandpipers and Dunlins) during Spring migration, Copper River Delta,Southcentral Alaska
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Birdwatcher photographs a large flock of Western Sandpipers and Dunlins on mud flats of Hartney Bay during spring migration, Copper River Delta, Southcentral Alaska
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Trumpeter Swan in flight over Westchester Lagoon, Anchorage, Southcentral Alaska, Fall
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A cluster of Western Sanpipers huddle for warmth during a stiff wind off Kachemak Bay, Kenai Peninsula, Southcentral, Spring
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Dunlin checks the mud flats of Kachemak Bay for food during the Spring migration, Kenai Peninsula, Southcentral Alaska, Spring
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Western Sandpiper checks the mud flats of Kachemak Bay for food during the Spring migration, Kenai Peninsula, Southcentral Alaska, Spring
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A group of Western Sandpipers rest and seek warmth amongst a stiff wind along Kachemak Bay during their Spring migration, Kenai Peninisula, Southcentral Alaska, Spring
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A Dunlin shorebird walks among the soft mud of Kachemak Bay in search of food during Spring migration, Kenai Peninsula, Southcentral Alaska, Spring
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A Merlin (Pigeon Hawk) perches on a pine cone decorated Spruce tree limb in Turnagain Pass, Kenai Peninsula, Southcentral Alaska, Summer
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A Merlin (pigeon hawk) perches on a Spruce tree branch in Turnagain Pass, Kenai Peninsula, Southcentral Alaska, Summer
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A Merlin (pigeon hawk) perches on a tree stump in Turnagain Pass, Kenai Peninsula, Southcentral Alaska , Summer
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A Merlin (pigeon hawk) stretches its leg while sitting on a tree stump in Turnagain Pass, Kenai Peninsula, Southcentral Alaska , Summer
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Male Willow Ptarmigan with changing plumage perches on a Pussy Willow in Denali National Park, Interior Alaska, Spring
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An adult Brown bear leans playfully against a log at the Alaska Wildlife Conservation Center near Portage, Southcentral Alaska, Spring, CAPTIVE
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Adult male Willow Ptarmigan in white winter plumage walks on the frozen Savage River in Denali National Park and Preserve, Interior Alaska, Spring
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Male Rock Ptarmigan in late breeding plumage stands on a rocky ridge near Eielson Visitor Center in Denali National Park and Preserve, Interior Alaska, Spring
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Male Rock Ptarmigan in late breeding plumage stands on a rocky ridge near Eielson Visitor Center in Denali National Park and Preserve, Interior Alaska, Spring
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An Adult male Willow Ptarmigan in breeding plumage takes dust bath on a Savage River gravel bar, Denali National Park and Preserve, Interior Alaska, Spring
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Bald Eagle fishing over Mikfik Creek, McNeil River State Game Sanctuary, Southwest Alaska, Summer
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Bald Eagle catches fish on a fly over Mikfik Creek, McNeil River State Game Sanctuary, Southwest Alaska, Summer
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Male Surf Scoter in flight above the blue water of Prince William Sound, Southcentral Alaska, Spring
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Three swans in flight over Potter Marsh with Fall colors in background, Anchorage, Southcentral Alaska
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Trumpeter swans in flight overhead during Spring migration, Marsh Lake, Yukon Territory, Canada
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COMPOSITE: Trumpeter Swans in flight at sunset over the Tongass National Forest, Inside Passage, Southeast Alaska, Spring
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Close up view of a male Canvasback in breeding colors, Potter Marsh, Anchorage, Southcentral Alaska, summer
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An Arctic Tern hovers over Potter Marsh in search of fish, Anchorage, Southcentral Alaska, Summer
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Horned Puffin pair perched on ledge, Round Island, Walrus Islands State Game Sanctuary, Bristol Bay, Southwest Alaska
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Horned Puffin pair perched on rock ledge with the blue Bering Sea in background, Saint Paul Island, Pribilof Islands, Bering Sea, Southwest Alaska
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Horned Puffin pair perched on rock ledge with the blue Bering Sea in background, Saint Paul Island, Pribilof Islands, Bering Sea, Southwest Alaska
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Horned Puffin pair perched on rock ledge with the blue Bering Sea in background, Saint Paul Island, Pribilof Islands, Bering Sea, Southwest Alaska
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Horned Puffin pair perched on rock ledge with the blue Bering Sea in background, Saint Paul Island, Pribilof Islands, Bering Sea, Southwest Alaska
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Horned Puffin pair, one yawning, perched on rock ledge with the blue Bering Sea in background, Saint Paul Island, Pribilof Islands, Bering Sea, Southwest Alaska
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Horned Puffin pair perched on a cliff ledge during Summer, Saint Paul Island, Pribilof Islands, Bering Sea, Southwest Alaska
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