Bitterns – a sedge, a pretense, a siege,
Blue Jays – a band, a party, a scold
Coots – a raft, a covert
Cormorants – a gulp, a flight
Cranes – a sedge, a herd
Crows – a congress, a murder, a herd, a mob, a parliament
Curlews – a herd
Doves – a dole, a flight, a piteousness, a cote, a bevy, a doping
Ducks – a brace, a paddling, a raft, a team
Eagles – a convocation, an aerie
Finches – a charm, a trembling
Geese – a gaggle, a skein, a wedge
Goldfinches – a charm, a drum
Gulls – a colony, a screech, a flock
Hawks – a cast, a kettle, a boil
Herons – a siege
Hummingbirds – a charm, a troubling, a hover
Kingfishers – a concentration, a crown, a realm
Loons – a raft
Mallards – a flush, a puddling, a suit
Owls – a parliament, a wisdom, a stare
Pelicans – a squadron, pod
Plovers – a congregation
Robins – a blush, a bobbin, a breast, a carol, a gift, a riot, a round
Sandpipers – a fling, a bind, a cluster, a contradiction
Snipe – a walk, a whisp
Sparrows – a host, a quarrel, a tribe
Starlings – a murmuration, a chattering, a cloud, a congregation
Storks – a mustering, a muster
Swallows – a flight, a gulp
Teal – a spring
Turkeys – a rafter, a muster
Vultures – a wake, a venue
Woodcock – a fall
Woodpeckers – a descent
Wrens – a herd, a chime