animal groups
ants, colony of bears, sleuth of bees, swarm of birds, flight of butterflies, flutter of buzzards, wake of camels, caravan of cats, clowder, glaring of cattle, drove of chicks, brood of clams, bed of crows, murder of ducks, brace of elephants, herd of fish, school of foxes, skulk of frogs, army of gorillas, ...