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  • Tropical rock lobsters Panulirus ornatus) used as seagfood in the Philippines.
    8152.jpg
  • The tropical rainforest next to a small lake in of Tabin, Sabah, Borneo.
    15172-D.jpg
  • Tropical kingbird (Tyrannus melancholicus) from Pantanal, Brazil.
    43006-D.jpg
  • Tropical rainforest surrounding Cristalino River, southern Amazon, Brazil.
    15209-D.jpg
  • The tropical rainforest meets the Pacific Ocean at Osa Penninsula, Costa Rica.
    15260-D.jpg
  • Tropical house gecko (Hemidactylus mabouia) from Sabie Rest Camp, Lower Sabie, Kruger NP, South Africa.
    60029-D.jpg
  • Beautiful marine aquarium with tropical corals and fishes.
    111414-D.jpg
  • The tropical rainforest meets the Pacific Ocean at Osa Penninsula, Costa Rica.
    15261-D.jpg
  • Tropical kingbird (Tyrannus melancholicus) from Piedras Blancas National Park, Costa Rica.
    45757-D.jpg
  • Tropical swallowtail moth (Lyssa zampa) from Deramakot, Sabah, Borneo.
    9707-D.jpg
  • Tropical house gecko (Hemidactylus mabouia) feeding on insects in Zimanga, South Africa.
    3947-D.jpg
  • Fishes in the big tropical marine aquarium at Steinhart Aquarium, California Academy of Science, San Francisco, USA.
    111497-D.jpg
  • New leaf of a tropical fern is emerging. Kubah National Park, Borneo.
    11277-D.jpg
  • Pristine tropical rainforest at deramakot Forest Reserve, Sabah, Borneo (Malaysia).
    15198-D.jpg
  • Tropical house gecko (Hemidactylus mabouia) feeding on insects in Zimanga, South Africa.
    3948-D.jpg
  • The critically endagnerd Rotchild's Giraffe (Giraffa camelopardalis rothschildi) in Lake Nakuru National Park, Kenya.
    1773-D.jpg
  • The Great Barrier Reef! Hardy Reef (left) and hook Reef (right) are parts of Great Barrier Reefs' mddle secrion and is found off Whitsunday islands and the town Macay in central Queensland.
    18353.jpg
  • Reticulated Giraffe, Giraffa camelopardalis reticulata, in Samburu National Park, Kenya.
    1768-D.jpg
  • Reticulated giraffe, Giraffa camelopardalis reticulata. Samburu NP, Kenya.
    1707-D.jpg
  • Vultures and other predators gather around a dead buffalo in Maasai Mara; Kenya
    40031-D.jpg
  • Maasai Mara, Kenya. Nikon D2Xs, 200-400mm + TC17 @ 600mm (900mm in full frame), f6.7, 1/60sec, ISO400, Aperture priority
    Cheetah with prey (1676-D).jpg
  • Close up of a section of Hook and Hardy Reef, middle section of the Great Barrier Reef off Whitsunday Islands.  Brown is live corals, blue is sandy lagoon bottom while light green is shallow sand.
    18066-D.jpg
  • Hardy- and Hook Reef off the Whitsundaays Islands in the central Great Barrier Reef complex, Australia.
    18103-D.jpg
  • Hardy Reef is part of Great Barrier Reefs' mddle secrion and is found off Whitsunday islands and the town Macay in central Queensland.
    18347.jpg
  • An adult Cheetah feeding on the remains of an antelope in Samburu NP, Kenya.
    1701-D.jpg
  • Part of Hardy Reef in the central GBR-section off Whitsunday Island as seen from the air. In the centre is the small patch-reef known as "Heart Reef" - obvious why.
    18059-D.jpg
  • Reef structures, live corals (brown), shallow sand flats (light green) and deeper sand flatss (blue) in Hardy Reef, central Great Barrier Reef section.
    18060-D.jpg
  • Dive boats and big catamarans bring tourists to Hardy Reef off Whitsunday island for skin- and SCUBA-diving on the feef flat.  The boats are anchored in the channel between Hardy- and Hook Reef.
    18068-D.jpg
  • Shops and relaxed local people at Nanyuki on the Equator in Kenya.
    40021-D.jpg
  • Eastern Black and White Colobus Monkey (Colobus guereza) from Kenya.
    1748-D.jpg
  • A beautiful Leopard (Panthera pardus) sleeps in a Fig-tree at Seronera, Serengeti, Tanzania.
    1663-D.jpg
  • Cheetah feeding on a small antelope in Maasai Mara, Kenya.
    1676-D.jpg
  • Grey-headed Sparrow (Passer griseus)
    4979-D.jpg
  • Close up of a section of Hook and Hardy Reef, middle section of the Great Barrier Reef off Whitsunday Islands.  Brown is live corals, blue is sandy lagoon bottom while light green is shallow sand.
    18061-D.jpg
  • Male Gerenuk or Wallers Gazella (Litocranius walleri) in Samburu National Park, Kenya.
    1764-D.jpg
  • A Cheetah has caught a young Thomson's gaselle, which is doomed. Maasai Mara, Kenya.
    1673-D.jpg
  • Lions feeding on newly killed Wildebeest in Mara Triangle, Maasai Mara, Kenya
    1742-D.jpg
  • Reticulated Giraffe, Giraffa camelopardalis reticulata, from Samburu NP, Kenya.
    55014-D.jpg
  • Shops and relaxed local people at Nanyuki on the Equator in Kenya.
    40022-D.jpg
  • Canoo ride on Lake Mandicocha, a rainforest lake in central Ecuador.
    15040-D.jpg
  • Chimpanzee in Sweetwaters Chimpanzee Sanctuary, Kenya.
    1758-D.jpg
  • Plains Zebras (Equus burchelli) drinking from a waterhole in Sweetwaters, Kenya
    1696-D.jpg
  • Coral reef aquarium with high diversity of growing corals and small fishes.
    111387-D.jpg
  • Large coral reef aquarium with high diversity of growing corals and small fishes.
    111324-D.jpg
  • Sohal of Damselfishes (Blue Chromis, Chromis sp.) gathering around a branching coral (Acropora sp.).
    18377A.jpg
  • LaSelva jungle resort at Lake Garzacocha, Ecuador
    78017-D.jpg
  • Road-block in central Kenya.
    40027-D.jpg
  • Dawn over Maasai Mara with lonely Giraffe and Akasia tree.
    40028-D.jpg
  • Leopard traffic jam! The drivers of Safari vehicles have spotted a leopard in Samburu national park and the jeeps rapidly line up.
    40036-D.jpg
  • Wildebeest in the Great Migration in Maasai Mara as the sun lowers in the skyand the light is becoming dramatic.
    40041-D.jpg
  • Blue-ring Angelfish, Pomacanthus annularis.
    2028-D.jpg
  • Lake Garzacocha and it magnificent rainforest at LaSelva Lodge, Ecuador.
    15024-D.jpg
  • Canoo ride on Lake Mandicocha, a rainforest lake in central Ecuador.
    15041-D.jpg
  • Lake Garzacocha and it magnificent rainforest at LaSelva Lodge, Ecuador.
    15021-D.jpg
  • Adult male Eastern Black and White Colobus Monkey, Colobus guereza, from Kenya.
    1752-D.jpg
  • Angry Chimpanzee in Sweetwaters Chimpanzee Sanctuary, Kenya.
    1762-D.jpg
  • Plains Zebras (Equus burchelli) fighting on the plains of Ngorongoro Crater in Tanzania
    1486-D.jpg
  • Lionface.
    1713-D.jpg
  • Leopard, Panthera pardus, in the long savanna grass of Maasai Mara, kenya.
    1786-D.jpg
  • Lesser Flamingos (Phoeniconaias minor) taking off from Lake Nakuru, Kenya.
    41003-D.jpg
  • Lesser Flamingos (Phoenicopterus minor) flying over Lake Nakuru, Kenya.
    41002-D.jpg
  • Tawny Eagle (Aqlla rapax) intermediate phase.  Samburu National Park, Kenya.
    4983-D.jpg
  • Pair of Llaughing doves (Streptopelia senegalensis) from Samburu National Park, Kenya.
    4985-D.jpg
  • Lesser Flamingos (Phoeniconaias minor) taking off from Lake Nakuru, Kenya.
    4967-D.jpg
  • Sleepy Lion, Masaai Mara, Kenya
    1689-D.jpg
  • View from the top of Rarotonga, the Cook islands.
    24007.jpg
  • Coral reef aquarium designed for keeping corals that show fluorescent colours when illuminated with blue-actinic light.
    111383-D.jpg
  • Sunrize on Cuiabá River, Pantanal, Brazil.
    89505-D.jpg
  • Lake Garzacocha, Ecuador.  Nikon D700, 70-200mm @ 120mm, f6.3, 1/500sec, ISO400, Aperture priority
    Rainforest (15023-D).jpg
  • A lage underwater cave at "Latheef Reef, Kuredu in the Maldives.  The cave is full of soft corals and fishes.
    18039.jpg
  • Hook and Hardy Reef in the central Great Barrier Reef complex.  The reefs are seperated by a deep channel.  Diveboats typically anchor here.
    18070-D.jpg
  • A lage underwater cave at "Latheef Reef, Kuredu in the Maldives.  The cave is full of soft corals and fishes.
    18171.jpg
  • Baloon ride over Maasai Mara at dawn.
    40002-D.jpg
  • Remote parts of Samburu National Park in Kenya at dusk.
    40030-D.jpg
  • The entrence to Samburu National Park, Kenya.
    40037-D.jpg
  • Exciting safari-tourists at the entrence to Samburu National Park, Kenya.
    40038-D.jpg
  • "Nemo" or Clownfish (Amphiprion ocellaris) among the tentacles of a host-sea anemone (Heteractis crispa).
    35099-D.jpg
  • Lake Garzacocha and it magnificent rainforest at LaSelva Lodge, Ecuador.
    15023-D.jpg
  • Lake Garzacocha and it magnificent rainforest at laSelva Lodge, Ecuador.
    15020-D.jpg
  • Lake Garzacocha and it magnificent rainforest at LaSelva Lodge, Ecuador.
    15026-D.jpg
  • Lake Garzacocha and it magnificent rainforest at LaSelva Lodge, Ecuador.
    15022-D.jpg
  • Lake Garzacocha and it magnificent rainforest at LaSelva Lodge, Ecuador.
    15027-D.jpg
  • Canoo ride on Lake Mandicocha, a rainforest lake in central Ecuador.
    15039-D.jpg
  • Dense vegetation in the submerged rainforest surrounding Lake Mandicocha, central Ecuador.
    15042-D.jpg
  • Longboat at Napo River, Ecuador. The river banks are covered with dense rainforest vegetation.
    15044-D.jpg
  • Coulds and misty rainforest along the banks of Napo River, Ecuador.
    15046-D.jpg
  • Misty rainforest along the banks of Napo River, Ecuador.
    15048-D.jpg
  • Taking a nap!  An Olive Baboon resting on Baboon Cliff, Lake Nakuru, Kenya.
    1769-D.jpg
  • Angry Chimpanzee in Sweetwaters Chimpanzee Sanctuary, Kenya.
    1763-D.jpg
  • Chimpanzee in Sweetwaters Chimpanzee Sanctuary, Kenya
    1761-D.jpg
  • Chimpanzee in Sweetwaters Chimpanzee Sanctuary; Kenya
    1760-D.jpg
  • Chimpanzee in Sweetwaters Chimpanzee Sanctuary, Kenya
    1759-D.jpg
  • Eastern Black and White Colobus Monkey, Colobus guereza, from kenya.
    1751-D.jpg
  • Eastern Black and White Colobus Monkey (Colobus guereza) from Kenya.
    1723-D.jpg
  • Eastern Black and White Colobus Monkey, Colobus guereza, from Kenya.
    1750-D.jpg
  • Herd of Plain's Zebras (Equus burchellii) on the savannah in Maasai Mara, Kenya.
    1788-D.jpg
  • Lion cubs resting under a huge Baobab Tree in Tarangire NP, Tanzania.
    1461-D.jpg
  • An adult Cheetah feeding on the remains of an antelope in Samburu NP, Kenya.
    1775-D.jpg
  • An adult Cheetah feeding on the remains of an antelope in Samburu NP, Kenya.
    1776-D.jpg
  • Purple Passionflower, Passiflora incarnata,
    13005-D.jpg
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Alf J. Nilsen Natural History images

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