pacific black duck造句

• Other abundant waterbirds include wandering whistling ducks, Pacific black ducks and Katherine area.
• The remainder of the bird looked like a male Pacific black duck with lighter underwings.
• The creek also is a large habitat of native birds including the pacific black duck.
• Pacific black ducks, red wattle birds, and silver gulls also are frequently seen.
• Among the resident birds are Pacific black ducks, Australian wood ducks, Australasian grebes and Eurasian coots.
• The underside was a mix between the vermiculated grey feathers of the mallard and the brown ones of the Pacific black duck.
• Churchill National Park is famous for its 173 different species of birds, such as the Australian wood duck and the Pacific black duck.
• The floodplain supports over 1 % of the world populations plumed and wandering whistling ducks, grey teals, Pacific black ducks, and brolgas.
• Common lake birds include black swans and Pacific black ducks, Australasian grebe, Eurasian coots, purple swamphen, dusky moorhen and all four freshwater cormorant species.
• The Pacific black duck was seen in the marsh in 1976, but it may now be extinct in the region; another significant local bird is the purple swamphen.
• These are in may be derived from a common ancestor of the Pacific black duck, the Laysan duck, and the mallard, and an unknown amount of other lineages.
• Duck species which may be legally hunted are the mallard ( and hybrids thereof ), Pacific black duck ( known as grey ducks ), paradise shelduck, and Australasian shoveller.
• When the lake floods, waterbirds such as wood ducks, Pacific black duck, Australian grey teal, yellow-billed spoonbill, black-fronted dotterel, and magpie larks visit.
• In 2004, the park achieved two milestones with the world's first captive birth of a Kadavu musk parrot and the park's first birth of a Pacific black duck.
• Males of the " superciliosa " type resembled a Pacific black duck with a less distinctly marked head, the supercilium and cheeks being buffy and the cheek ( malar ) stripe hardly visible.
• The speculum was usually as in the " platyrhynchos " type, i . e . mallard-like, but at least two specimens have the green speculum of the Pacific black duck.
• Waterfowl includes the following species : magpie geese, Pacific black duck, wandering whistling duck, plumed whistling duck, grey teal, pink-eared duck, hardhead duck, maned duck.
• The man-made wetlands of Lime Kiln Bay Reserve, which adjoin Oatley Park, provide refuge for bird species, such as, chestnut teal, Pacific black ducks, dusky moorhens and purple swamphens.
• A variety of wildfowl can be seen here when the Lake fills after winter rains, such as : Black Swans, Grey Teal, Chestnut Teal, Pacific Black Duck, Water Hens, and Plovers.
• A number of both native and introduced species of bird inhabit the park, including swans, pelicans, Eurasian coot, dusky moorhen, Pacific black duck, mallard, pied cormorant, geese and silver gulls.