Illustration © David Allen Sibley. Migrates by day or night. Weather conditions are a key factor in the annual breeding success of white-fronted geese. Total population in North America fluctuates. It winters in Ireland and western Scotland. The White-fronted Goose … Please post your images to our Thai Biodiversity Survey & Species ID group on Facebook. ");
During migratory flight, feathers on white-fronted geese gradually fall off during migration as new feathers grow (a process called moulting). The greater white-fronted goose (Anser albifrons) is a species of goose related to the smaller lesser white-fronted goose (A. erythropus). Greater white-fronted geese make a variation of sounds, but notably the most recognizable is the high pitched cackle that can be imitated by the sounds "he-he." [Greater White-fronted Goose flight calls] October skies traditionally ring with the rhythmic voices of geese, migrating southward. [15] Due to their migration, white-fronted geese are commonly sought after by waterfowl hunters, all across the country. At such sites, scoters, Canvasbacks, and other diving ducks dive for mussels in the deep sections while dabblers such as Gadwall and Northern Shovelers forage on the surface and in the shallows. : "http://www. No need to register, buy now! Of particular interest is its unusually long period of parental care and association, which may last several years and can include grandparenting, possibly uniquely among the Anseriformes. Both parents tend young, leading them to feeding areas; young feed themselves. In North America, this gray goose is found mainly west of the Mississippi River. It is named for the patch of white feathers bordering the base of its bill, in fact albifrons comes from the Latin albus "white" and frons" forehead ". See the creative common license terms by clicking "CC" icon below the map. [11] Of particular interest is its unusually long period of parental care and association, which may last several years and can include grandparenting, possibly uniquely among the Anseriformes. Members of the Anatidae flock together after breeding in large, multi-species groups at sites with good, safe foraging. scJsHost+
No problem if you do not know the species, we will do our best to identify it for you. As well as being larger than the lesser white-fronted goose, the greater white-fronted goose lacks the yellow eye-ring of that species, and the white facial blaze does not extend upwards so far as in lesser. It feeds on seeds, grain, grasses and berries. Migrates chiefly in the Central and Pacific flyways but also present in the Mississippi. The reasons why the Hawaiian Goose, and the Laysan and Hawaiian Ducks are endangered are much better understood; however after nearly going extinct, populations have stabilized but unfortunately don't have much room for growth in the limited amount of available habitat. The best bird guide and bird watching search engine to identify
Three other restricted-range races occur in northern North America: A. a. gambeli in interior northwest Canada, and wintering on the coast of the Gulf of Mexico, slightly larger than the nominate form, Pacific white-fronted goose, A. a. frontalis and tule goose, A. a. elgasi, in southwest Alaska, largest and longest-billed of all, both wintering in California. De kolganzen keren elke jaar weer terug naar hun vaste plaatsen om te overwinteren. [1] Even more distinctive are the salt-and-pepper markings on the breast of adult birds, which is why the goose is colloquially called the "specklebelly" in North America. It has a steady direct flight with rapid wing beats. Greater White-fronted Goose: This medium-sized goose has a dark-brown body and the underparts are barred and flecked with black. Rare in the Atlantic Flyway. Each isotope signal in turn can be compared to the signatures present in the different environments where the goose may have fed. albifrons. var pageTracker = _gat._getTracker("UA-129491-1");
Apparently declined in 1970s, increased again in late 1980s and later. Nesting on Arctic tundra, it winters in open country in mild climates. The population does not show symptoms of decline that would necessitate inclusion on the IUCN Red List, thus keeping the evaluation status of the Greater White-fronted Goose at Least Concern.
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