The main collective nouns for Ducks are a flock, a badling, a brace, a paddling, a plump, and a raft. Other collective nouns for Ducks include a bunch, team, flight, skein, dopping, waddling, string, flush, badelynge, safe, and a sitting. When Ducks are on the water, they are referred to as a raft or a paddling. When Ducks are on the ground, they are referred to as a waddling, a badelynge, or a safe. When Ducks are flying together, they are referred to as a plump, a team, a flight, or a skein.
The etymology of the collective nouns for Ducks is quite interesting. The word flock is derived from the Old English word “flocc” which means a group of animals.