UK Birdwatching Links
An enormous collection
of links to other bird-related sites, including rarity hotlines
The British Trust for Ornithology
Surveys and Ringing
The Royal Society for the Protection of Birds
Nature reserves and campaigns
The Wildfowl and Wetlands Trust
Swans, Geese and Ducks
Fatbirder
Aims to have the most birding links in the world
UK400 Club
A club for twitchers, includes national site gazetteer.
The 3 Birders
A site for twitchers,
aimed at the younger birder.
The Army Ornithologicial Society
