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The biggest species of swan ever was the extinct Cygnus falconeri, a flightless giant swan known from fossils found on the Mediterranean islands of Malta and Sicily. Its disappearance is thought to have resulted from extreme climate fluctuations or the arrival of superior predators and competitors.
The whooper swan (/ˈhuːpə(ɹ) swɒn/ "hooper swan"; Cygnus cygnus), also known as the common swan, is a large northern hemisphere swan. It is the Eurasian counterpart of the North American trumpeter swan , and the type species for the genus Cygnus .
The black swan (Cygnus atratus) is a large waterbird, a species of swan which breeds mainly in the southeast and southwest regions of Australia. Within Australia, the black swan is nomadic, with erratic migration patterns dependent on climatic conditions. It is a large bird with black plumage and a red bill.
The mute swan was first formally named by the German naturalist Johann Friedrich Gmelin as Anas olor in 1789 and was transferred by Johann Matthäus Bechstein to the new genus Cygnus in 1803. Both cygnus and olor mean "swan" in Latin; cygnus is a variant form of cycnus, borrowing from Greek κύκνος kyknos, a word of the same meaning. [5 ...
Cygnus falconeri is an extinct, very large swan known from Middle Pleistocene-aged deposits from Malta and Sicily. Its dimensions are described as exceeding those of the living mute swan by one-third, [2] which would give a bill-to-tail length of about 190–210 cm (75–83 in) (based on 145–160 cm for C. olor [3]). By comparison to the bones ...
The trumpeter swan (Cygnus buccinator) is a species of swan found in North America. The heaviest living bird native to North America, it is also the largest extant species of waterfowl , with a wingspan of 185 to 304.8 cm (6 ft 2 in to 10 ft 2 in).
Black-necked swan Black-necked swan at the San Francisco Zoo, USA Conservation status Least Concern (IUCN 3.1) CITES Appendix II (CITES) Scientific classification Domain: Eukaryota Kingdom: Animalia Phylum: Chordata Class: Aves Order: Anseriformes Family: Anatidae Genus: Cygnus Species: C. melancoryphus Binomial name Cygnus melancoryphus (Molina, 1782) Synonyms Sthenelides melancoryphus Cygnus ...
The tundra swan (Cygnus columbianus) is a small swan of the Holarctic. The two taxa within it are usually regarded as conspecific , but are also sometimes [ 3 ] [ 4 ] split into two species : Bewick's swan ( Cygnus bewickii ) of the Palaearctic and the whistling swan ( C. columbianus ) proper of the Nearctic .