List of birds in the world?

Some birds are: Magpie, crow, cockatoo, parrot, peacock, robin, hummingbird, swan, raven, swallow, duck, eagle, falcon, hawk, rosella, kookaburra, kingfisher, currawong, lorikeet, woodpecker, wagtail, turkey, chicken, hen, rooster, ostrich, owl, emu, vulture, osprey, albatross, seagull, catbird, cassowary, egret,