These ducks can live 10 years. They might make nice pets while they are still small enough to fit in your hand, but when they become full-grown and the novelty wears off, people often grow tired of caring for them and decide to turn them loose.

Are mallard ducks aggressive?

Behavior/Reproduction

The Mallard is a dabbling duck that can run and walk on land with agility. They are extremely social animals that can be aggressive. During the winter, the Mallard is territorial and will show aggression over resting areas with other Mallards as well as American Black Ducks.

Can you raise mallard ducks?

It can live up to 10 years in the wild and up to 30 years in captivity. The Mallard duck is a social bird, but if you plan to raise a duckling without its mother in tow, it's best to do so in the company of other Mallard ducklings. The ducklings should be housed in coops that are spacious and well-padded.