2004 in birding and ornithology

Years in birding and ornithology:	2001 2002 2003 2004 2005 2006 2007
Centuries:	20th century · 21st century · 22nd century
Decades:	1970s 1980s 1990s 2000s 2010s 2020s 2030s
Years:	2001 2002 2003 2004 2005 2006 2007

The year 2004 in birding and ornithology.

Years in birding and ornithology:	2001 2002 2003 2004 2005 2006 2007
Centuries:	20th century · 21st century · 22nd century
Decades:	1970s 1980s 1990s 2000s 2010s 2020s 2030s
Years:	2001 2002 2003 2004 2005 2006 2007