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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.
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 black-necked swan is the only member of its genus that breeds in the neotropics and is the largest waterfowl native to South America. Adults are 102 to 124 cm (40 to 49 in) long with a wingspan of 135 to 177 cm (53 to 70 in).
The Roman satirist Juvenal wrote in AD 82 of rara avis in terris nigroque simillima cygno ("a rare bird in the lands, and very like a black swan"). [6] He meant something whose rarity would compare with that of a black swan, or in other words, as a black swan was not thought to exist, neither did the supposed characteristics of the "rare bird" with which it was being compared.
The trumpeter swan has a large, wedge-shaped black bill that can be minimally lined with salmon-pink coloration around the mouth. The bill measures 10.5–12 cm (4.1–4.7 in), up to twice the length of a Canada goose ( Branta canadensis ) bill; the trumpeter swan bill is the largest of any waterfowl species in the world.
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 ...
"That's when you enter black swan territory," he said. "Black swans always lurk, but now we're in their territory." Instead of pointing to a specific catalyst, he said the risks in the market stem ...
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.
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