Summary The myth that birds only sing for pleasure is destroyed as birdsongs become known as ways of communication .
Directed : Unknown
Written : Unknown
Stars : David Attenborough
Genres : Documentary
Release date : Nov 24, 1998
Countries of origin : United Kingdom
Official sites : PBS
Language : English
Filming locations : Alaska, USA
Production companies : British Broadcasting Corporation (BBC) Public Broadcasting Service (PBS)
Summary The myth that birds only sing for pleasure is destroyed as birdsongs become known as ways of communication .
Genres : Documentary
Release date : Nov 24, 1998
Countries of origin : United Kingdom
Official sites : PBS
Language : English
Filming locations : Alaska, USA
Production companies : British Broadcasting Corporation (BBC) Public Broadcasting Service (PBS)
