* They require a lot of space. Ducks need a lot of room to roam and swim, so they are not well-suited for small yards or apartments.
* They can be messy. Ducks are messy eaters and can leave their droppings behind where they swim.
* They can be noisy. Ducks can be noisy, especially when they are mating or when they are protecting their young.
* They can attract predators. Ducks can be a target for predators, such as hawks, owls, and foxes.
* They can carry diseases. Ducks can carry diseases that can be transmitted to humans, such as salmonella and avian influenza.