I came across this list the other day. Some are interesting and others amusing. I like, 'A Gatling of Woodpeckers', 'A Gulp of Swallows', and one I am not too sure of, ''A Reliant of Robins' ...
Below you’ll find a comprehensive list of collective nouns for birds, some familiar and some not so well known.
A
albatrosses – a rookery of albatrosses
albatrosses – a weight of albatrosses
auks – a colony of auks
auks – a raft of auks
avocets – a colony of avocets
B
bitterns – a pretence of bitterns
bitterns – a sedge of bitterns
bitterns – a siege of bitterns
blackbirds – a cloud of blackbirds
blackbirds – a grind of blackbirds
bobolinks – a chain of bobolinks
bullfinches – a bellowing of bullfinches
buzzards – a wake of buzzards
C
capercaillies – a tok of capercaillie
capons – a mews of capons
chicks – a brood of chicks
chicks – a clutch of chicks
chicks – chattering of chicks
chickens – a brood of chickens
chickens – a peep of chickens
choughs – a clattering of choughs
coots – a covert of coots
coots – a raft of coots
cormorants – a flight of cormorants
cranes – a herd of cranes
cranes – a sedge of cranes
cranes – a siege of cranes
crows – a horde of crows
crows – a hover of crows
crows – a mob of crows
crows – a murder of crows
crows – a muster of crows
crows – a parcel of crows
crows – a parliament of crows
crows – a storytelling of crows
curlews – a herd of curlews
D
dotterels – a trip of dotterel
doves – a bevy of doves
doves – a dole of doves
doves – a flight of doves
doves – a piteousness of doves
doves – a pitying of doves
ducks (diving) – a dopping of ducks
ducks (flying) – a plump of ducks
ducks (on water) – a paddling of ducks
ducks – a badling of ducks
ducks – a flush of ducks
ducks – a raft of ducks
ducks – a sord of ducks
ducks – a team of ducks
ducks – a twack of ducks
dunlin – a fling of dunlins
E
eagles – a congress of eagles
eagles – a convocation of eagles
egrets – a stand of egrets
emus – a mob of emus
F
falcons – a cast of falcons
falcons – a soar of falcons
falcons – a tower of falcons
finches – a charm of finches
finches – a trembling of finches
finches – a trimming of finches
flamingos – a flamboyance of flamingos
flamingos – a stand of flamingos
G
godwits – an omniscience of godwits
godwits – a prayer of godwits
godwits – a pantheon of godwits
goldfinches – a drum of goldfinches
goldfinches – a troubling of goldfinches
goldfinches – a charm of goldfinches
goldfinches – a chirm of goldfinches
goosanders – a dopping of goosanders
geese – a gaggle of geese
geese (flying) – a wedge of geese
geese – a nide of geese
geese – a skein of geese
geese (on water) – a plump of geese
goshawks – a flight of goshawks
grouse – a covey of grouse
grouse – a lek of grouse
grouse – a pack of grouse
guillemots – a bazaar of guillemots
guinea fowl – a confusion of guinea fowl
gulls – a colony of gulls
gulls – a screech of gulls
H
hawks – a cast of hawks
hawks (tame) – a lease of hawks
hawks – a kettle of hawks
hawks (in flight) – a boil of hawks
hen harriers – a harassment of hen harriers
hen harriers – a swarm of hen harriers
hens – a brood of hens
herons – a glean of herons
herons – a siege of herons
herons – a sedge of herons
herons – a station of herons
honeyeaters – a probe of honeyeaters
hummingbirds – a charm of hummingbirds
J
jackdaws – a clattering of jackdaws
jackdaws – a train of jackdaws
jays – a band of jays
jays – a party of jays
jays – a scold of jays
K
kingfishers – a concentration of kingfishers
kingfishers – a crown of kingfishers
kingfishers – a realm of kingfishers
L
lapwings – a deceit of lapwings
lapwings – a desert of lapwings
larks – a bevy of larks
larks – an exaltation of larks
larks – an exalting of larks
M
magpies – a conventicle of magpies
magpies – a gulp of magpies
magpies – a mischief of magpies
magpies – a tidings of magpies
magpies – a tittering of magpies
mallards – a sute of mallards
mallards – a sord of mallards
martins – a richness of martins
mudhen – a fleet of mudhen
N
nightingales – a watch of nightingales
O
owls – a parliament of owls
owls – a stare of owls
owls – a study of owls
owls – a wisdom of owls
oystercatchers – a parcel of oystercatchers
P
parrots – a company of parrots
parrots – a prattle of parrots
parrots – a pandemonium of parrots
partridges – a covey of partridges
peacocks – a muster of peacocks
peacocks – a pride of peacocks
peacocks – an ostentation of peacocks
pelicans – a pod of pelicans
pelicans – a scoop of pelicans
pelicans – a squadron of pelicans
penguins – a colony of penguins
penguins – a creche of penguins
penguins – a huddle of penguins
penguins – a parcel of penguins
penguins – a rookery of penguins
pheasants – a bouquet of pheasants
pheasants – a covey of pheasants
pheasants – a nide of pheasants
pheasants – a nye of pheasants
pigeons – a band of pigeons
pigeons – a dropping of pigeons
pigeons – a kit of pigeons
pigeons – a loft of pigeons
pigeons – a passel of pigeons
pigeons – a stool of pigeons
plovers – a congregation of plovers
ptarmigans – a covey of ptarmigans
Q
quails – a bevy of quail
quails – a covey of quail
R
ravens – a conspiracy of ravens
ravens – a constable of ravens
ravens – an unkindness of ravens
robins – a blush of robins
robins – a bobbin of robins
robins – a breast of robins
robins – a carol of robins
robins – a gift of robins
robins – a reliant of robins
robins – a riot of robins
robins – a rouge of robins
robins – a round of robins
robins – a ruby of robins
robins (American) – a worm of robins
rooks – a building of rooks
rooks – a clamour of rooks
rooks – a parliament of rooks
ruffs – a hill of ruffs
S
sandpipers – a bind of sandpipers
sandpipers – a cluster of sandpipers
sandpipers – a contradiction of sandpipers
sandpipers – a fling of sandpipers
sandpipers – a hill of sandpipers
sandpipers – a time-step of sandpipers
sea fowl – a cloud of sea fowl
seagulls – a colony of seagulls
seagulls – a flock of seagulls
shelducks – a doading of shelducks
shelducks – a dopping of shelducks
skylarks – an exultation of skylarks
snipe – a walk of snipe
snipe – a wisp of snipe
sparrows – a host of sparrows
sparrows – a quarrel of sparrows
sparrows – an ubiquity of sparrows
starlings – a murmuration of starlings
storks – a muster of storks
storks – a phalanx of storks
swallows – a flight of swallows
swallows – a gulp of swallows
swans – a gaggle of swans
swans (flying) – a wedge of swans
swans – a bank of swans
swans – a bevy of swans
swans – a whiteness of swans
swans – a herd of swans
swans – an eyrar of swans
swans – a gargle of swans
T
teal – a diving of teal
teal – a spring of teal
thrushes – a mutation of thrushes
turkeys – a gang of turkeys
turkeys – a raffle of turkeys
turkeys – a rafter of turkeys
turtle doves – a dole of turtle doves
turtle doves – a pitying of turtle doves
V
vultures – a committee of vultures
vultures – a venue of vultures
vultures – a volt of vultures
vultures – a wake of vultures
vultures (in flight) – a kettle of vultures
W
waterfowl – a knob of waterfowl
waterfowl – a plump of waterfowl
waxwings – a museum of waxwings
wigeon – a coil of wigeon
woodpeckers – a descent of woodpeckers
woodpeckers – a gatling of woodpeckers
woodcocks – a fall of woodcocks
wrens – a herd of wrens