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  • Eurasian spoonbills (Platalea leucorodia) and great egret (Ardea alba) at Mandö (part of Wadden Sea National Park), south-western Jylland, Denmark in September.
    45069-D.jpg
  • Black-headed ibis (Threskiornis melanocephalus) from Kaziranga National Park, Assam, north-east India.
    43587-D.jpg
  • Indian cormorant (Phalacrocorax fuscicollis) from Kaziranga National Park, Assam, north-east India.
    43599-D.jpg
  • Black-crowned night heron (Nycticorax nycticorax) from Tsarasaotra Park, Madagascar.
    43491-D.jpg
  • Great cormorant (Phalacrocorax carbo) Lundfjorden, from Vejlerne, northern Denmark.
    43905-D.jpg
  • Portrait of the white morth of Red-footed Booby (Sula sula) from Genovesa, Galapagos.
    42258-D.jpg
  • Magnificent Frigatebird (Frigata magnificens) at North Seymour, Galapagos.
    42225-D.jpg
  • Red-naped ibis (Pseudibis papillosa) feeding in Kanha National Park, Madhya Pradesh, india.
    43725-D.jpg
  • Black-faced ibis (Theristicus melanopis) from Torres del Paine National Park, Chile
    43424-D.jpg
  • Close up of the common shag (Phalacrocorax aristotelis). Hornøya, Finnmark, Norway.
    43044-D.jpg
  • Lake Bogoria, Kenya.  Nikon D4, 200-400mm + TC17 @ 550mm, f6.7, 1/1000sec, ISO1000, Aperture priority
    Ibis silhuette (42518-D).jpg
  • Hornøya, Finnmark, Norway. Nikon D4, 200-400mm @ 380mm, f9, 1/8000sec, ISO64, Manual modus
    Sunset cormorant (43065-D).jpg
  • Common shag in silhuette at Hornøya, Finnmark, Norway.
    43066-D.jpg
  • Common shag in silhuette at Hornøya, Finnmark, Norway.
    43065-D.jpg
  • Green ibis (Mesembrinibis cayennensis) from the Amazon, Brazil.
    43104-D.jpg
  • Common shag (Phalacrocorax aristotelis) in evening silhuette at Hornøya, Finnmark, Norway.
    43073-D.jpg
  • Hornøya, Finnmark, Norway. Nikon D4, 200-400mm @ 290mm, f9, 1/1600sec, ISO100, manual.
    Common Shags (43073-D).jpg
  • Blue-footed Booby (Sula nebouxi) from Black Turtle Cove, Santa Cruz, Galapagos.
    42251-D.jpg
  • Great Blue Heron (Ardea herodias) nesting in the mangrowe swamp at Elizabeth Bay, Isabela, Galapagos.
    42244-D.jpg
  • Striated heron (Butorides striata) from Elizabeth Bay, Isabela, Galapagos.
    42245-D.jpg
  • Pair of Flightless Comorants (Phalacrocorax harrisi) nesting at Elizabeth Bay, Isabela, Galapagos. Note the nest built of dead sea urchins.
    42243-D.jpg
  • Blue-fotted Booby (Sula nebouxi) from Espanola, Galapagos.
    42252-D.jpg
  • Blue-footed Booby (Sula nebouxi) dives fro food off Cerro Brujo, Santa Cruz, Galapagos.
    42255-D.jpg
  • Common shag (Phalacrocorax aristotelis) displaying at Hornøya, Finnmark, Norway.
    43078-D.jpg
  • Lava heron (Butorides sundevalli) on the watch for food from mangrove roots in Black Turtle Cove, Santa Cruz, Galapagos.
    42249-D.jpg
  • Great cormorant (Phalacrocorax carbo) drying wings.
    44916-D.jpg
  • Common shag (Phalacrocorax aristotelis) drying wings at Hidra, south-western Norway in early May.
    44631-D.jpg
  • Great Egret (Ardea alba) on the shore of the White Nile, Uganda.
    44580-D.jpg
  • Great Comorants (Phalacrocrax carbo) from south-western Norway.
    41023-D.jpg
  • Purple heron (Ardea purpurea madagascariensis) from Andasibe, eastern Madagascar.
    43486-D.jpg
  • Imperial shag (Phalacrocorax atriceps) nesting at Saunders Island, the Falkland Islands
    43286-D.jpg
  • Large colony of Northern Gannets (Morus bassanus) at Gjesvaer, close to Nordkapp, Finnmark, Norway.
    41488-D.jpg
  • Large colony of Northern Gannets (Morus bassanus) at Gjesvaer, close to Nordkap, Finnmark, Norway.
    41265-D.jpg
  • Great cormorant (Phalacrocorax carbo) at Römö (part of Wadden Sea National Park), south-western Jylland, Denmark in September.
    45127-D.jpg
  • Hammerkop (Scopus umbretta) from Maasai Mara, Kenya.
    44942-D.jpg
  • Nazca Booby (Sula granti) with chick at Gnovesa, Galapagos.
    44816-D.jpg
  • Goliath heron (Ardea goliath) from the banks of the White Nile, Uganda.
    44577-D.jpg
  • Imperial shag (Phalacrocorax atriceps) from Saunders Island, the Falkland Islands
    43294-D.jpg
  • Nazca Boobies (Sula granti) at Genovesa, Galapagos.
    42262-.jpg
  • Large colony of Northern Gannets (Morus bassanus) at Gjesvaer, close to Nordkap, Finnmark, Norway.
    41262A-D.jpg
  • Great White Pelicanes (Pelecanus onocrotalus) at Lake Naivasha, Kenya.
    42541-D.jpg
  • Eurasian spoonbill (Platalea leucorodia) feeding at Mandö (part of Wadden Sea National Park), south-western Jylland, Denmark in September.
    45066-D.jpg
  • Pacific reef egret (Egretta sacra, light morph)  from Komodo Island, Indonesia.
    45001-D.jpg
  • Eurasian spoonbill (Platalea leucorodia) from Vejlerne, northern Denmark in June.
    44998-D.jpg
  • Little Bittern (Ixobrychus minutus) from Lake Naivasha, Kenya.
    42454-D.jpg
  • Nazca Booby (Sula granti) at Genovesa, Galapagos.
    44840-D.jpg
  • Red-footed Booby (Sula sula) nesting at Genovesa, Galapagos.
    44839-D.jpg
  • Yellow.crowned night heron (Nycticorax violaceus, juvenile) from genovesa, Galapagos.
    44830-D.jpg
  • White morth of Red-footed Booby (Sula sula) nesting at Genovesa, Galapagos.
    44819-D.jpg
  • Juvenile bare-throated tiger heron (Tigrisoma mexicanum) from LaSelva, Ecuador.
    44793-D.jpg
  • Hammerkop (Scopus umbretta) from the White Nile, Uganda.
    44582-D.jpg
  • Juvenile squacco heron (Ardeola ralloides) from Zimanga, South Africa.
    44021-D.jpg
  • Great egret (Ardea alba) from Vejlerne, northen Denmark in August.
    43893-D.jpg
  • Blue-footed Booby (Sula nebouxi) and green leachens at Elizabeth Bay, Isabela, Galapagos.
    42246-D.jpg
  • Flightless Cormorant (Phalacrocorax harrisi) from Fernandina, Galapagos.
    42239-D.jpg
  • Mother and the one remaining chick by a Nazca Booby (Sula granti) from Genovesa, Galapagos.
    42230-D.jpg
  • Large colony of Northern Gannets (Morus bassanus) at Gjesvaer, close to Nordkap, Finnmark, Norway.
    41268-D.jpg
  • Little egret (Egretta gazetta) from Nagarahole NP, southern India.
    45512-D.jpg
  • Pacific reef egret (Egretta sacra, dark morph)  from Amami Oshima, southern Japan.
    45465-D.jpg
  • Pacific reef egret (Egretta sacra, dark morph)  feeding on a beach at Amami Oshima, southern Japan.
    45467-D.jpg
  • Goliath heron (Ardea goliath) from Lower Sabie, Kruger NP, South Africa.
    45423-D.jpg
  • Ocean based windmills off Dragör (Amager, Sjelland) Denmark.  Flock of great cormorants are fishing near by.
    45164-D.jpg
  • Flightless Cormorant (Phalacrocorax harrisi) from Fernandina, Galapagos.
    44845-D.jpg
  • Flightless Cormorant (Phalacrocorax harrisi) from Fernandina, Galapagos.
    44841-D.jpg
  • Nazca Booby (Sula granti) at Genovesa, Galapagos.
    44818-D.jpg
  • Shoebill (Balaeniceps rex) from Murchison Falls, Uganda.
    44593-D.jpg
  • Great egret (Ardea alba) photographed at Vejlerne, northern Denmark, in June 2020.
    44244-D.jpg
  • Juvenile squacco heron (Ardeola ralloides) from Zimanga, South Africa.
    44020-D.jpg
  • Five great egrets (Ardea alba) photographed at Vejlerne, northern Denmark in August 2019.
    43894-D.jpg
  • Great Egret (Ardea alba) from Kanha National Park, Madhya Pradesh, India.
    43713-D.jpg
  • Colonies of southern rockhopper penguins mixed with blue-eyed shags at Saunders Island, the Falklands.
    43313-D.jpg
  • Group of spot-billed pelicans (Pelecanus phillippensis) feeding on a lake in Kaziranga NP, India.
    42987-D.jpg
  • Galapagos, Ecuador.  Nikon D300, 200-400mm @ 360mm (540mm in full frame), f4, EV+0.33, 1/640sec, ISO500, Aperture priority
    Blue-footed boobie (42246-D).jpg
  • Lava heron (Butorides sundevalli) from Urvina Bay, Isabela, Galapagos.
    42242-D.jpg
  • Blue-footed Booby (Sula nebouxii) from North Seymour, Galapagos.
    42226-D.jpg
  • Magnificent Frigatebird (Frigata magnificens) at North Seymour, Galapagos.
    42224-D.jpg
  • Leucistic white colcor morph in the Great Cormorant (Phalacrocorax carbo) photographed at Hidra, south-western Norway in January 2009.
    41292-D.jpg
  • Great White Pelican (Pelicanus onocrotalus) cleaning its feathers.  Lake Nakuru, Kenya.
    41004-D.jpg
  • Great white egret (Ardea alba) at Lake Naivasha, Kenya.
    42456-D.jpg
  • Striated Heron (Butroides striata) hunting at Lake Naivasha, Kenya.
    42452-D.jpg
  • Little egret (Egretta gazetta) and great egret (Ardea alba) from Nagarahole NP, southern India.
    45508-D.jpg
  • Great egret (Ardea alba) photographed at Toendermarsken, southern Jylland, Denmark in September.
    45036-D.jpg
  • Great egret (Ardea alba) photographed at Toendermarsken, southern Jylland, Denmark in September.
    45035-D.jpg
  • Little bittern (Ixobrynchus minutus) from Lake Naivasha, Kenya.
    44953-D.jpg
  • Flightless Cormorant (Phalacrocorax harrisi) from Fernandina, Galapagos.
    44843-D.jpg
  • Red-footed Booby (Sula sula) nesting at Genovesa, Galapagos.
    44833-D.jpg
  • Yellow.crowned night heron (Nycticorax violaceus, juvenile) from genovesa, Galapagos.
    44831-D.jpg
  • Brown Pelican (Pelicanus occidentalis) from James Bay, Santiago Island, Galapagos.
    44814-D.jpg
  • Blue-fotted Booby (Sula nebouxi) from Santiago Island, Galapagos.
    44797-D.jpg
  • Great egret (Ardea alba) photographed at Vejlerne, northern Denmark, in August 2021.
    44740-D.jpg
  • Shoebill (Balaeniceps rex) from Murchison Falls, Uganda.
    42382-D.jpg
  • Goliath heron (Ardea goliath) from the banks of the White Nile, Uganda.
    44576-D.jpg
  • Gray Heron (Ardea cinerea) from the Kazinga Channel, Uganda.
    42404-D.jpg
  • African green ibis (Bostrychia olivacea) from Lake Naivasha, Kenya.
    44396-D.jpg
  • Spot-billed pelican (Pelecanus philippensis) from Kaziranga National Park, Assam, north-east India.
    43616-D.jpg
  • Great Egret (Ardea alba) from Kaziranga National Park, Assam, north-east India.
    43586-D.jpg
  • Imperial shag (Phalacrocorax atriceps) from Saunders Island, the Falkland Islands
    43284-D.jpg
  • Galapagos, Ecuador.  Nikon D300, 200-400mm @ 220mm (330mm in full frame), f4, EV+1, 1/1000sec, ISO500, Aperture priority
    Brown Pelicane (42227-D).jpg
  • Large colony of Northern Gannets (Morus bassanus) at Gjesvaer, close to Nordkap, Finmark, Norway.
    41489-D.jpg
  • Leucistic white colcor morph in the Great Cormorant (Phalacrocorax carbo) photographed at Hidra, south-western Norway in January 2009.
    41290-D.jpg
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Alf J. Nilsen Natural History images

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