Collective Nouns for Birds

• A flight of birds/butterflies/cormorants/doves/goshawks/swallows 
• A brace of ducks/grouse 
• A dole of doves 
• A flock of birds
• A dropping of pigeons
• A cast of falcons/hawks
• A clutch of chicks
• A company of parrots/widgeons
• A conspiracy of ravens
• A convocation of eagles
• A cover of coots
• A drumming of grouse
• A dule of doves
• A durante of toucans
• An exaltation of larks
• A fall of woodcocks
• A covey of grouse/partridges/pheasants/ptarmigans/quail
• A deceit of lapwings
• A brood of chickens/hens/pheasants
• A bouquet of pheasants
• A huddle of penguins
• A bevy of quail/roebucks/swans
• A building of rooks
• A descent of woodpeckers
• A dissimulation of birds
• A host of sparrows
• A gatling of woodpeckers
• A kettle of hawks
• A lamentation of swans
• A murder of crows/magpies
• A nye/nide of pheasants
• A wedge of geese/swans
• A wing of plovers
• A wisdom of owls
• A watch of nightingales