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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.
A black swan (Cygnus atratus) in Australia. The black swan theory or theory of black swan events is a metaphor that describes an event that comes as a surprise, has a major effect, and is often inappropriately rationalized after the fact with the benefit of hindsight. The term is based on a Latin expression which presumed that black swans did ...
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 Australian black swan (Cygnus atratus) is completely black except for the white flight feathers on its wings; the chicks of black swans are light grey. The South American black-necked swan has a white body with a black neck. [18]
Still, Spitznagel—who's utilized Nassim Taleb, the statistician and academic who popularized the concept of the rare and unexpected event called a “black swan,” as a “distinguished ...
The “black swan” allision between the container ship MV Dali and the Francis Scott Key Bridge in Baltimore on Tuesday has prompted questions about global shipping processes and emphasizes the ...
We asked the world’s leading experts and employers whether AI is a ‘Gray Rhino’ or ‘Black Swan’ for the future of work–and found we’re all about to get trampled by a herd of Gray Rhinos
Black Swan was presented in a sneak screening at the Telluride Film Festival on September 5, 2010. [40] It also had a Gala screening at the 35th Toronto International Film Festival later in the month. [41] [42] In October 2010, Black Swan was screened at the New Orleans Film Festival, [43] the Austin Film Festival, [44] and the BFI London Film ...