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The mallard (/ ˈ m æ l ɑːr d, ˈ m æ l ər d /) or wild duck (Anas platyrhynchos) is a dabbling duck that breeds throughout the temperate and subtropical Americas, Eurasia, and North Africa. It has been introduced to New Zealand, Australia, Peru, Brazil, Uruguay, Argentina, Chile, Colombia, the Falkland Islands, and South Africa.
The Mallard complex refers to closely linked members of the Anas genus found around the world thought to all be descended from one common ancestor. Species in the mallard complex are known for frequent hybridization amongst other members of the complex.
A wild mallard weighs some 1.1 kg (2.4 lb), but large breeds like the Aylesbury may weigh 4.6 kg (10 lb) (and hybrids even more), while small breeds like the Appleyard may be only 0.7 kg (1.5 lb). Those breeds are raised for meat and eggs, [ 2 ] while other breeds are purely ornamental, having been selected for their crests, tufts, or striking ...
Ducks Unlimited has conserved at least 15 million acres [10] of waterfowl habitat in North America. [11] DU partners with a wide range of corporations, governments, other non-governmental organizations , landowners, and private citizens to restore and manage areas that have been degraded and to prevent further degradation of existing wetlands.
Through their constant migration from their ever-degrading habitat, another obstacle arises, that which is drought. In the late 1800s, the mallard, also known as Anas platyrhynchos, were flown in to stock up the ponds of Hawaiʻi for ornamental purposes, but soon enough they were massively imported throughout the 1950s and the 1960s. [23]
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The Forest Preserve District of DuPage County is a governmental agency headquartered in Wheaton, Illinois, United States.Its mission is to acquire and hold lands containing forests, prairies, wetlands, and associated plant communities or lands capable of being restored to such natural conditions for the purpose of protecting and preserving the flora, fauna and scenic beauty for the education ...
Nonmigratory bird movements include those made in response to environmental changes including in food availability, habitat, or weather. Sometimes, journeys are not termed "true migration" because they are irregular (nomadism, invasions, irruptions) or in only one direction (dispersal, movement of young away from natal area).