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Mute swans usually hiss at competitors or intruders trying to enter their territory. [31] The most familiar sound associated with mute swans is the vibrant throbbing of the wings in flight which is unique to the species and can be heard from a range of 1 to 2 km (0.6 to 1 mi), indicating its value as a contact sound between birds in flight. [23]
Swans usually mate for life, although separation sometimes occurs, particularly following nesting failure, and if a mate dies, the remaining swan will take up with another. The number of eggs in each clutch ranges from three to eight. [5] An adult mute swan (Cygnus olor) with cygnets in Vrelo Bosne, Sarajevo, Bosnia and Herzegovina
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 ...
Swans in the main bay at Abbotsbury. Abbotsbury Swannery is a colony of nesting mute swans near the village of Abbotsbury in Dorset, England.Located on a 1-hectare (2-acre) site around the Fleet Lagoon protected from the weather of Lyme Bay by Chesil Beach, it is the only managed swannery in the world, and can number over 600 swans with around 150 pairs.
Juvenile at the Cincinnati Zoo Its black bill is useful in distinguishing the trumpeter swan from the introduced mute swan. [13] Plate 406 of the Birds of America by John James Audubon, depicting the trumpeter swan. The trumpeter swan is the largest extant species of waterfowl, and both the heaviest and longest native bird of North America.
Coscoroba swan: Coscoroba coscoroba (Molina, 1782) 28 Black swan: Cygnus atratus (Latham, 1790) 29 Black-necked swan: Cygnus melancoryphus (Molina, 1782) 30 Mute swan: Cygnus olor (Gmelin, JF, 1789) 31 Trumpeter swan: Cygnus buccinator Richardson, 1831: 32 Tundra swan: Cygnus columbianus (Ord, 1815) 33 Whooper swan: Cygnus cygnus (Linnaeus ...
The Royal Swans are a flock of swans of two species—the mute swan (Cygnus olor) and the black swan (C. atratus) [1] [2] —the original six pairs of which were a gift to the city of Ottawa from Queen Elizabeth II in 1967, to commemorate the Canadian Centennial.
Annakacygna is a genus of flightless marine swan from the Miocene of Japan.Named in 2022, Annakacygna displays a series of unique adaptations setting it apart from any other known swan, including a filter feeding lifestyle, a highly mobile tail and wings that likely formed a cradle for their hatchlings in a fashion similar to modern mute swans.