This section contains links to projects in which you can take part by reporting your bird observations. Some
are free, others entail a registration fee, which are used to cover the costs of material, data processing, etc.
Please also visit Bird Links to the World,
the most complete list of bird-related links currently available on the web
(around 30,000 sites!), and Avibase,
an extensive site on the taxonomy of the birds of the world, which includes checklists for all countries
and regions of the world in several languages.
Number of hits since 9 February 1996 3749446
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