John Chan / Elegant terns (Thalasseus elegans) gathering at mussel bed during breeding season, one hovering tern has a mussel clamped to its foot, a common mishap caused by stepping on an open mussel, Bolsa Chica...
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John Chan / Great blue heron (Ardea herodias) resting, perched prior to returning to nest site with nesting material, Bolsa Chica Ecological Reserve, Southern California, USA, February.
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John Chan / Great blue herons (Ardea herodias) engaging in twig transfer during nest building, Bolsa Chica Ecological Reserve, Southern California, USA, February.
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John Chan / Eurasian collared dove (Streptopelia decaocto) grooming its fledgling, Bolsa Chica Ecological Reserve, Southern California, USA, March.
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John Chan / American avocets (Recurvirostra americana) foraging in a tidal basin, Bolsa Chica Ecological Reserve, Southern California, USA, October.
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John Chan / American white pelicans (Pelecanus erythrorhynchos) foraging in tidal basin at sunset, Bolsa Chica Ecological Reserve, Southern California, USA, September.
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John Chan / Group of Brent geese (Branta bernicla) foraging in Eelgrass (Zostera marina) bed, Bolsa Chica Ecological Reserve, Southern California, USA, March.
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John Chan / Osprey (Pandion haliaetus) feeding on a fish, perched on a dead branch, Bolsa Chica Ecological Reserve, California, USA, October.
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John Chan / Honey bees (Apis mellifera) gathering at the entrance of their nest in a hollow log, with some returning workers carrying pollen baskets, Bolsa Chica Ecological Reserve, California, USA, October.
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John Chan / Honey bees (Apis mellifera) gathering at the entrance to their nest in a hollowed log, Bolsa Chica Ecological Reserve, California, USA, September.
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Marie Read / Black Skimmer (Rynchops nigra), skimming with its open beak just below the water's surface in search of prey, Bolsa Chica Ecological Reserve, California, USA
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John Chan / Osprey (Pandion haliaetus) ruffling its feathers and flapping its wings to dry off after a dive, Bolsa Chica Ecological Reserve, Orange County, California, USA, May.
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John Chan / Tree Swallows (Tachycineta bicolor) mating, Bolsa Chica Ecological Reserve, Orange County, California, USA, May.
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John Chan / Portrait of a Great Blue Heron (Ardea herodias), Bolsa Chica Ecological Reserve, Orange County, California, USA, May.
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John Chan / Osprey (Pandion haliaetus) ruffling its feathers while feeding on a dead Spotted bass (Paralabrax maculatofasciatus), Bolsa Chica Ecological Reserve, Orange County, California, USA, May.
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John Chan / Brown Pelicans (Pelecanus occidentalis) diving for fish at a tidal basin, Bolsa Chica Ecological Reserve, Orange County, California, USA, May.
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John Chan / Elegant terns (Thalasseus elegans) diving and streaking which triggers the flock to take flight in unison, an example of flocking behavior, Bolsa Chica Ecological Reserve, Southern California, USA Mar...
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John Chan / Elegant terns (Thalasseus elegans) gathering at breeding grounds take flight and return in unison, an example of flocking behavior, Bolsa Chica Ecological Reserve, Southern California, USA, March.
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John Chan / Elegant terns (Thalasseus elegans) gathered at breeding grounds taking flight in unison, an example of flocking behavior, Bolsa Chica Ecological Reserve, Southern California, USA, March.
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John Chan / Elegant terns (Thalasseus elegans) gathering at breeding grounds take flight in unison, an example of flocking behavior, Bolsa Chica Ecological Reserve, Southern California, USA, March.
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John Chan / Great blue heron (Ardea herodias) takes flight at twilight, Bolsa Chica Ecological Reserve, Southern California, USA, February.
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John Chan / Great blue herons (Ardea herodias) engaging in twig transfer during nest building, Bolsa Chica Ecological Reserve, Southern California, USA, February.
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John Chan / Great blue herons (Ardea herodias) engaging in ritualistic bill dueling during courtship, Bolsa Chica Ecological Reserve, Southern California, USA, February.
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John Chan / Reddish egret (Egretta rufescens) searching for prey in a tidal basin, Bolsa Chica Ecological Reserve, Southern California, USA, February.
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John Chan / Reddish egret (Egretta rufescens) scratching its head, Bolsa Chica Ecological Reserve, Southern California, USA, December.
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John Chan / Black crowned night heron (Nycticorax nycticorax) ruffling its feathers, Bolsa Chica Ecological Reserve, Southern California, USA, December.
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John Chan / Black crowned night heron (Nycticorax nycticorax) stalking and catching fish, Bolsa Chica Ecological Reserve, Southern California, USA, December.
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John Chan / Black phoebe (Sayornis nigricans) hunts at a trash flow, Bolsa Chica Ecological Reserve, Southern California, USA, December.
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John Chan / Song sparrow (Melospiza melodia) foraging on the ground, Bolsa Chica Ecological Reserve, Southern California, USA, December.
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John Chan / California towhee (Melozone crissalis) foraging on the ground, Bolsa Chica Ecological Reserve, Southern California, USA, December.
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John Chan / Double crested cormorant (Phalacrocorax auritus) drying its plumage, open wings, Bolsa Chica Ecological Reserve, Southern California, USA, October.
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John Chan / Black phoebe (Sayornis nigricans) stunning prey against a log, Bolsa Chica Ecological Reserve, Southern California, USA, October.
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John Chan / Black phoebe (Sayornis nigricans) tracking and lunging at flying insects from a hunting perch, Bolsa Chica Ecological Reserve, Southern California, USA, September.
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John Chan / Elegant terns (Thalasseus elegans) diving for breaching fish, Bolsa Chica Ecological Reserve, Southern California, USA, July.
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John Chan / Elegant terns (Thalasseus elegans) converging as they dive for breaching fish, Bolsa Chica Ecological Reserve, Southern California, USA, July.
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John Chan / Elegant tern (Thalasseus elegans) diving for breaching fish, Bolsa Chica Ecological Reserve, Southern California, USA, July.
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John Chan / Juvenile Forster's tern (Sterna forsteri) calling out, begging to be fed, amongst Sand verbena (Abronia umbellata), Bolsa Chica Ecological Reserve, Southern California, USA, June.
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John Chan / Juvenile Forster's tern (Sterna forsteri) stretching its wings while roosting amongst a bed of Sand verbena (Abronia umbellata), Bolsa Chica Ecological Reserve, Southern California, USA, June.
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John Chan / Belted kingfisher (Megaceryle alcyon) diving for prey, returns to fishing perch, Bolsa Chica Ecological Reserve, Southern California, USA, March.
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John Chan / Cassin's kingbird (Tyrannus vociferans) stretching its wings and preens, Bolsa Chica Ecological Reserve, Southern California, USA, March.
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John Chan / Eurasian collared dove (Streptopelia decaocto) stretching its wings, Bolsa Chica Ecological Reserve, Southern California, USA, March.
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John Chan / White tailed kite (Elanus leucurus) hovering then diving at prey below, Bolsa Chica Ecological Reserve, Southern California, USA, February.
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John Chan / White tailed kite (Elanus leucurus) hovering as it scans for prey below, then glides away to another location, Bolsa Chica Ecological Reserve, Southern California, USA, February.
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John Chan / White tailed kite (Elanus leucurus) hovering as it scans for prey below, then glides away to another location, Bolsa Chica Ecological Reserve, Southern California, USA, February.
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John Chan / White tailed kite (Elanus leucurus) hovering as it scans for prey below, Bolsa Chica Ecological Reserve, Southern California, USA, February.
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John Chan / White tailed kite (Elanus leucurus) hovering as it scans for prey below, Bolsa Chica Ecological Reserve, Southern California, USA, February.
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John Chan / White crowned sparrow (Zonotrichia leucophrys) scratching at the dirt as it foragings on the ground, Bolsa Chica Ecological Reserve, Southern California, USA, January.
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John Chan / White crowned sparrow (Zonotrichia leucophrys) scratching at the dirt as it foragings on the ground, Bolsa Chica Ecological Reserve, Southern California, USA, January.
