Andy Trowbridge / Blue Duck (Hymenolaimus malacorhynchos) or Whio (Maori name) portrait, endemic to New Zealand.Hollyford River, Fiordland National Park, Southland, South Island, New Zealand. September.

Andy Trowbridge / Early morning light on the Earl Mountains, from the left, Mt Ngatmamoe (2174m), Mt Flattop (2282m) and Mt Pyramid (2295m), taken from Key Summit (918m); Fiordland National Park, Southland, South Islan...

Andy Trowbridge / Key Summit and the Darren Mountains in dawn light with a colour sky, taken from Key Summit (918m), the prominent peak is Mount Christina (2474), Key Summit, Fiordland National Park, Southland, South I...

Andy Trowbridge / Livingstone Mountains and beech forest reflected in small tarn near Mavoura Lakes, Southland, South Island, New Zealand. November, 2006.

Andy Trowbridge / Western Weka chick walking along forest edge. Milford Track, Fiordland National Park, Southland, South Island, New Zealand. November, 2006.

Andy Trowbridge / The Clinton River on the Milford Track, Fiordland National Park, Southland District, South Island, New Zealand. November, 2006.

Andy Trowbridge / Glade House at the start of the Milford Track, a famous hiking route. Fiordland National Park, Southland District, South Island, New Zealand. November, 2006.

Andy Trowbridge / Lower section of MacKay Falls on the Milford Track, Arthur Valley, Fiordland National Park, Southland, South Island, New Zealand. November, 2006.

Andy Trowbridge / One of many waterfalls on the Milford Track, Arthur Valley, Fiordland National Park, Southland District, South Island, New Zealand. November, 2006.

Andy Trowbridge / Early morning light on MacKinnon Pass, the highest point of the Milford track. Mount Elliot (1928m) and Mount Wilmur (right) being reflected in an alpine tarn, Milford Track, Fiordland National Park,...

Andy Trowbridge / Giant Gate Falls on the Milford Track, Arthur Valley, Fiordland National Park, Southland, South Island, New Zealand. November, 2006.

Andy Trowbridge / Giant Gate Falls on the Milford Track, Arthur Valley, Fiordland National Park, Southland, South Island, New Zealand. November, 2006.

Andy Trowbridge / Fly fisherman (David Tasker) drifting an artificial fly passed a 'sighted' brown trout (Salmo trutta) sitting in shadow water, Oreti River, Te Anau, Southland District, South Island, New Zealand. Dece...

Andy Trowbridge / Fly fisherman (David Tasker) drifting an artifical fly pass a 'sighted' brown trout (Salmo trutta) on the Oreti River, Te Anau, Southland District, South Island, New Zealand. December, 2006. Model rel...

Andy Trowbridge / A fly fisherman (David Tasker) searches for trout on the Oreti River, Te Anau, Southland District, South Island, New Zealand. December, 2006. Model released.

Andy Trowbridge / New Zealand Falcon (Falco novaeseelandiae), female perched on a flax flower stem. Oreti River, Mossburn, Southland, South Island, New Zealand. November.

Andy Trowbridge / Brown trout (Salmo trutta) with artificial gold bead nymph in corner of mouth, lying in a gin clear water in the Southern Alps, Oreti River, Te Anau, Southland, South Island, New Zealand. December, 20...

Andy Trowbridge / New Zealand Falcon (female) in flight. Oreti River, Mossburn, Southland, South Island, New Zealand. December.

Andy Trowbridge / Fly fisherman (David Tasker) changes fly pattern on the Oreti River, Te Anau, Southland District, South Island, New Zealand. December, 2006. Model released.

Andy Trowbridge / Yellowhead (Mohoua ochrocephala) perched on beech tree. Endangered species. Blue Mountains, Southland, South Island, New Zealand. December.

Andy Trowbridge / Yellowhead (Mohoua ochrocephala) perched on beech tree. Endangered species. Blue Mountains, Southland, South Island, New Zealand. December.

Andy Trowbridge / Blue Duck (Hymenolaimus malacorhynchos) perched on mid-stream boulder with late eveing light colouring the water in the background. Hollyford River, Fiordland National Park, Southland, South Island, N...

Andy Trowbridge / Early morning light on Mitre Peak (1683m) reflected in the calm waters of Milford Sound; Milford Sound, Fiordland National Park, Southland, South Island, New Zealand. November, 2007

Andy Trowbridge / New Zealand Falcon (Falco novaeseelandiae), female with chick on nest made under a native flax plant. Oreti River, Mossburn, Southland, South Island, New Zealand. December.

Andy Trowbridge / New Zealand Falcon (Falco novaeseelandiae) , female, close up portrait of head and shoulder, Oreti River, Mossburn, Southland, South Island, New Zealand. December.

Andy Trowbridge / New Zealand Falcon (Falco novaeseelandiae), male perched on shrub. Oreti River, Mossburn, Southland, South Island, New Zealand. December.

Andy Trowbridge / New Zealand Falcon (Falco novaeseelandiae), male perched on shrub. Oreti River, Mossburn, Southland, South Island, New Zealand. December.

Andy Trowbridge / New Zealand Falcon (female) hovering in flight. Oreti River, Mossburn, Southland, South Island, New Zealand. December.

Andy Trowbridge / New Zealand Falcon (Falco novaeseelandiae), female calling. Oreti River, Mossburn, Southland, South Island, New Zealand. December.

Brent Stephenson / Sooty shearwater (Puffinus griseus) taking off from the water from above. Foveaux Strait, Southland, New Zealand

Brent Stephenson / South Island robin (Petroica australis australis) male standing on the ground, note the colour bands. Eglinton Valley, Southland, New Zealand.

Brent Stephenson / Buller's albatross (Thalassarche bulleri) flying in a strong breeze, showing underwing. Solander Islands, Southland, New Zealand.

Brent Stephenson / South Island / Rock wren (Xenicus gilviventris) male perched on a rock covered in lichens. Upper Hollyford Valley, Southland, New Zealand.

Brent Stephenson / Buller's albatross (Thalassarche bulleri) flying in a strong breeze, with wings vertical as it arcs against the wind. Solander Islands, Southland, New Zealand.

Brent Stephenson / Shore Plover (Thinornis / Charadrius novaeseelandiae) male standing on shore. Wakapatu Beach, Southland, New Zealand, January.

Rob Brown / Catlins River, Catlins Forest Park, Southland, New Zealand