Yes, mallard ducks both males and females are hunted by humans for food.
A State hunting license and Federal duck stamp are both required to legally hunt mallard ducks in the United States.
Also, ducks and geese can only be hunted during certain times of the year which is determined by the State/Federal Wildlife Agencies.
No.
If the result you want is a mallard, yes. If mallards can just breed with other ducks, yes, a mallard duck can breed other breed ducks.
Mallard ducks are not capable of changing gender. There is no known species of duck that is capable of that.
Mallard ducks were never introduced. Mallards were the first duck ever on planet Earth.
from an egg
Yes.
yes they do
Foxes, and raccoons eat young mallard ducks. Snapping turtles will also eat them. Mallard duck eggs are eaten by snakes, and crows.
A box of quackers
Yes, South Carolina has mallard ducks. These ducks can be found in almost any area with mild temperatures across Asia, Europe, and America.
a drake or mallard
yes they do