The Luminous Landscape: News and no nonsense reviews.
Naturescapes: Articles and discussion and image critique forums–Quite possibly one of the best nature photography resources on the web. The ability to interact with some of the very best nature photographers on the planet is invaluable. There is even an Australasia chapter, which I help moderate. See you there!
Photo and Video International: Great service and competitive prices. I prefer to shop with these guys.
Naturescapes online store: If I can't buy local the Naturescapes online store is where I go. A great range of quality gear, tested and approved by seasoned pro nature photographers, all wrapped up with first class service and support.
Andris Apse: In my opinion, New Zealand's finest Landscape photographer.
Andy Biggs: African photographic safaris and photography workshops.
Nicole Brooker: Australian Nature Photographer.
Charles Glatzer: Wildlife photographer and workshops.
Lesley van Loo: European wildlife photographs.
Chris Ross: Australian Nature photographer.
John Shaw: A great nature photographer and writer. I highly recomend John's books.
Peregrine's Bird Photography Links: A huge list of bird photographers from around the world.
BirdingNZ.net: Discussion forum for sharing information about birding and birds in New Zealand.
Fatbirder: Lots of information on birds, birding & birdwatching around the world.
BirdsNZ (The Ornithological Society of New Zealand): New Zealand's national bird study organisation.