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The Chinese is an international breed of domestic goose, known by this name in Europe and in North America. Unlike the majority of goose breeds, it belongs to the knob geese, which derive from Anser cygnoides and are characterised by a prominent basal knob on the upper side of the bill. It originates in China, where there are more than twenty ...
In eastern Asia, the original domesticated geese are derived from the swan goose (Anser cygnoides); these are commonly known as Chinese geese. Both have been widely introduced in more recent times, and modern flocks in both areas (and elsewhere, such as Australia and North America) may consist of either species or hybrids between them. Chinese ...
Though the majority of domestic geese are descended from the greylag goose (A. anser), two breeds are direct descendants of the swan goose: the Chinese goose and the African goose. These breeds have been domesticated since at least the mid-18th century – perhaps even (in China) since around 1000 BC.
In 2000, the North American population of the geese was estimated to be between 4 million and 5 million birds. [93] A 20-year study from 1983 to 2003 in Wichita, Kansas , found the size of the winter Canada goose population within the city limits increased from 1,600 to over 18,000 birds.
[2] [3] [4] The data is filtered according to the list of countries in North America. The values in the World Bank Group tables are rounded. The values in the World Bank Group tables are rounded. All calculations are based on raw data; so due to the nuances of rounding, in some places illusory inconsistencies of indicators arose, with a size of ...
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The life expectancy in some states has fallen in recent years; for example, Maine's life expectancy in 2010 was 79.1 years, and in 2018 it was 78.7 years. The Washington Post noted in November 2018 that overall life expectancy in the United States was declining although in 2018 life expectancy had a slight increase of 0.1 and bringing it to ...
A wild-born black rhino named Elly was the oldest in North America at an estimated 45 years of age, and resided in California's San Francisco Zoo from April 1974 until passing in May 2017. [ 131 ] The oldest living spider , named Number 16 by researchers, was a 43-year-old female Gaius villosus armored trapdoor spider , at the North Bungulla ...