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Cygnus Cygnus EM1B8407 (33625656403) (2)
Cygnus is the Latin word for swan and may refer to: Astronomy * Cygnus (constellation), a northern constellation ** Cygnus A, a radio galaxy within the constellation ** Cygnus X (star complex), a star complex within the constellation ** Cygnus X-1, a binary system within the constellation ** Cygnus X-3, a binary system within the constellation Business & industry * Cygnus 20, a Canadian sailboat design * ''Cygnus'' (spacecraft), a space vehicle developed by Orbital Sciences Corporation and Thales Alenia Space * Cygnus Air or Gestair Cargo, a Spanish cargo airline * Cygnus Business Media, a U.S.-based business-to-business publishing company * Cygnus Solutions, a company that provided commercial support for free software and the original developer of Cygwin Other uses * ''Cygnus'' (genus), the genus of most swans * Cygnus (mythology) or Cycnus, a number of characters in Greek mythology * Cygnus X-1 (song series), a 1977–1978 two-part song series by Rush * Cygnus X (music ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Swan
Swans are birds of the family (biology), family Anatidae within the genus ''Cygnus''. The swans' closest relatives include the goose, geese and ducks. Swans are grouped with the closely related geese in the subfamily Anserinae where they form the tribe (biology), tribe Cygnini. Sometimes, they are considered a distinct subfamily, Cygninae. There are six living and many extinct species of swan; in addition, there is a species known as the coscoroba swan which is no longer considered one of the true swans. Swans usually mate for life, although "divorce" sometimes occurs, particularly following nesting failure, and if a mate dies, the remaining swan will take up with another. The number of bird egg, eggs in each :wikt:clutch, clutch ranges from three to eight. Etymology and terminology The English word ''swan'', akin to the German language, German , Dutch language, Dutch and Swedish language, Swedish , is derived from Indo-European root ' ('to sound, to sing'). Young swans are kn ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
