a set of
tools
a swarm of
bees
an army of
soldiers
a crew of
sailors
a choir of
singers
a stack of
hay
a collection of
pictures
a shoal of
fish
a school of
whales
a brood of
chickens
a flock of
birds
a team of
horses
a flock of
sheep
a gaggle of
geese
a team of
players
a pack of
wolves
