Links
www.cisniar.it
http://www.cisniar.it/index.htm
ornitho.it
http://www.ornitho.it
infs-acquatici.it
http://www.infs-acquatici.it/
gruccione.it
http://www.gruccione.it
waderstudygroup.org
http://www.waderstudygroup.org/
ebnitalia.it
http://www.ebnitalia.it
xeno-canto.org
http://www.xeno-canto.org/
bto.org
http://www.bto.org/
birdingworld.co.uk
http://www.birdingworld.co.uk/
iucnredlist.org
http://www.iucnredlist.org/
avibase.bsc-eoc.org
http://avibase.bsc-eoc.org/avibase.jsp?lang=IT&pg=home
Birds ID
https://www.birdsid.it/
Wetlands Internationals
Birdlife
scarica qui il documento su birds of conservation concern:
http://www.birdlife.org/europe -and-central-asia/European-
birds-of-conservation-concern
http://www.birdlife.orghttp://www.birdlife.org/europe
Michel Klemann
http://www.michelklemann.nl/verensite/start/sitemap.html
amicidelbrocon.com
http://www.amicidelbrocon.com/