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Aristotle (ca. 340 B.C.) may have been the first scientist to speculate on the use of hard parts of fishes to determine age, stating in Historica Animalium that “the age of a scaly fish may be told by the size and hardness of its scales.” [4] However, it was not until the development of the microscope that more detailed studies were performed on the structure of scales. [5]
The first self-assessment based on Marston's DISC theory was created in 1956 by Walter Clarke, an industrial psychologist. In 1956, Clarke created the Activity Vector Analysis, a checklist of adjectives on which he asked people to indicate descriptions that were accurate about themselves. [6]
Roman bronze reproduction of Myron's Discobolus, 2nd century AD (Glyptothek, Munich) 3D model of a replica at National Gallery of Denmark, Denmark.. The Discobolus by Myron ("discus thrower", Greek: Δισκοβόλος, Diskobólos) is an ancient Greek sculpture completed at the start of the Classical period in around 460–450 BC that depicts an ancient Greek athlete throwing a discus.
Symphysodon (colloquially known as discus or discus fish) is a genus of cichlids native to the Amazon river basin in Brazil.Due to their distinctive shape, calm behavior, many bright colors and patterns, and dedicated parenting techniques, discus are popular as freshwater aquarium fish, and their aquaculture in several countries in Asia (notably Thailand) [1] is a major industry.
The Millon Clinical Multiaxial Inventory – Fourth Edition (MCMI-IV) is the most recent edition of the Millon Clinical Multiaxial Inventory.The MCMI is a psychological assessment tool intended to provide information on personality traits and psychopathology, including specific mental disorders outlined in the DSM-5.
The taxonomy is disputed, but FishBase follows a review of the genus from 2006. [2] [8]In 2007 it was suggested that the correct scientific name of the blue/brown discus is S. haraldi, whereas S. aequifasciatus is the correct name for the green discus.
The Czech inscription translates as: "At this spot on August 2, 1964, Ludvík Daněk set world record in discus throw marking 64.55 m." The first world record in the men's discus was recognised by the International Association of Amateur Athletics (IAAF), now known as World Athletics, in 1912, and was set by James Duncan in 1912 (47.58 m).
The discus throw (pronunciation ⓘ), also known as disc throw, is a track and field sport in which the participant athlete throws an oblate spheroid weight — called a discus — in an attempt to mark a further distance than other competitors.