Crown family was born in . The Crown family's holdings span the ski resort of Aspen, stakes in The New York Yankees and The Chicago Bulls, and 20% of Rockefeller Center. The patriarch is 90-year-old Lester, son of progenitor Henry. Henry and his two brothers started a building-supplies company in 1919. They learned how to defer taxes and construct a business using borrowed money. Henry merged his building-supplies company with General Dynamics in 1958. The Crown family still owns 10% of General Dynamic stock, worth some $4.8 billion at press time and the family's largest single asset. Henry Crown remained an active investor and financier until his death in 1990. An estimated three family members share the fortune.
As per one observer:During the 19th century there arose the belief that these were the 'most advanced' birds, based upon the belief that Darwinian evolution brings 'progress'
A 2004 review suggests that their cognitive abilities are on par with those of great apes
Clark's nutcrackers and jackdaws were compared in a 2002 study based on geometric rule learning
One of the first signs that West Nile virus first arrived in the US in 1999 was the death of crows in New York
In the late 1970s and throughout the 1980s, Sibley and Ahlquist united the corvids with other taxa in the Corvida, based on DNA–DNA hybridization
The family Corvidae was introduced by the English zoologist William Elford Leach in a guide to the contents of the British Museum published in 1820