Bird conservation

area recognized as being globally important habitat for the conservation of birds populations

attachment of tag to a wild bird to enable individual identification

man-made enclosure for animals to nest in

species of bird

European Union directive on the conservation of wild birds

international treaty for bird conservation

thumb|right|Budgerigars and a [[cockatiel in captivity]]Aviculture is the practice of keeping and breeding birds, especially of wild birds in captivity, and including poultry, in controlled conditions, normally within the confines of a cage or an aviary.

field in the science of conservation biology related to threatened birds

international agreement signed in 2001

the first holiday in the United States dedicated to the celebration of birds, and more events

electronic archival tracking device

area of land identified by BirdLife International as being important for habitat-based bird conservation

stamps sold for wetland conservation

1916 treaty between Canada and the United States

U.S. law to implement the convention for the protection of migratory birds between the U.S. and U.K. (on behalf of Canada)

the only independent indoor nonprofit aviary in the United States

Shorebird conservation network across the Americas

Wikimedia list article