These are useful and/or interesting websites to visit:
Hunter Bird Observers Club
BirdLife Australia
Birdata
Australian Birdlife
Australasian Wader Studies Group (AWSG)
Stilt
Australian Bird Study Association (ABSA)
Birds in Backyards
Hunter Wetlands Centre
HBOC Bird Image Library
Trevor Murray Photography
TripBuzz
A good primer
A website with advice about birdwatching for kids