On Sep 11, 2019, kennedyh from Churchill, Victoria,
Australia (Zone 10a) wrote:
Domestic duck are all descended from the Mallard, Anas platyrhynchos.. There are now many named varieties, including the Khaki Campbell
On Sep 10, 2019, RosinaBloom from Waihi,
New Zealand (Zone 1) wrote:
The Manky Mallard is a species of the domesticated Wild Mallard.
Drakes engage in behaviour unique in the waterfowl world.
A few days after the female begins incubation, the drake leaves its breeding partner and joins up in gangs. If they come upon a female all of them forcibly mate with it. A big group may take so long that the exhausted female drowns. These gang rapes account for up to a fifth of all egg fertilisations, and females caring for broods are seldom attacked. Mallards are the most successful dabbling ducks, evolving in northern hemisphere habitats that were already dominated by agriculture, so they are at ease in farming enviroments. New Zealand flocks have expanded remarkably since the 1930's when acclimiatisation societies introduced American birds for ... read more