• facebook
• invisible birds myspace
• the art of memory
• the art of memory - (invisible birds)

• acoustic ecology
• american ornithologist's union
• bird music - songs and calls of some new york state birds
• bird life
• birdsong
• bird songs from europe
• birdsong uk radio
• cornell lab of ornithology
• field sepulchra
• ingeos | k146: cartographie sonore autour du taurion
• listening to nature
• national geographic
• nature sound (all birds)
• nature sounds of new zealand
• new scientist
• noémie audioblog
• north american phenology program
• ::radio cegeste::
• san francisco bay bird observatory
• sonatura audioblog
• tøndermarsken starlings
• western soundscape archive

• middle press
• klaus-ullrich rötzscher