Useful links Back to 'Centre for Ornithology' We list here external links to organisations and resources that are of interest to ornithologists. Please let us know of other sites that you would recommend to be listed here. Organisations Army Ornithological Society (AOS) Biotrack Ltd BirdLife BTO BOU Cornell Lab. EBCC EURING IOC IUCN NOS Percy Fitzpatrick Institute RSPB WWT Resources Birding Frontiers Bird Guides Birds of Britain Birds of North America BIRDNET Centre for Evidence Based Conservation Conservation Evidence FatBirder Handbook of the Birds of the World INTUTE Movebank Natural History Museum (Bird Group) Surfbirds The IOC World Bird List Journals Ardea Auk Bird Study Journal of Avian Biology Journal of Ornithology Ostrich