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In his landmark publications, such as the Systema Naturae, Carl Linnaeus used a ranking scale limited to kingdom, class, order, genus, species, and one rank below species. Today, the nomenclature is regulated by the nomenclature codes. There are seven main taxonomic ranks: kingdom, phylum or division, class, order, family, genus, and species.
[208] [209] In China and Japan, the butterfly has been seen as the personification of a person's soul, [210] and in classical representation the butterfly is also the symbol of the soul. [211] [212] Artistic vision: Still Life with Lobster and Oysters by Alexander Coosemans, c. 1660
The Pacific Ocean is the largest and deepest of Earth's five oceanic divisions.It extends from the Arctic Ocean in the north to the Southern Ocean (or, depending on the definition, to Antarctica) in the south, and is bounded by the continents of Asia and Australia in the west and the Americas in the east.
From a psychological perspective, Maslow's hierarchy of needs is a well-established theory that can be defined as the process of satisfying certain needs in ascending order of complexity. [317] From a more general, philosophical perspective, human motivation can be defined as a commitment to, or withdrawal from, various goals requiring the ...
The deuterium to hydrogen ratio for ocean water on Earth is known very precisely to be (1.5576 ± 0.0005) × 10 −4. [35] This value represents a mixture of all of the sources that contributed to Earth's reservoirs, and is used to identify the source or sources of Earth's water.
Wolfgang Amadeus Mozart [a] [b] (27 January 1756 – 5 December 1791) was a prolific and influential composer of the Classical period.Despite his short life, his rapid pace of composition resulted in more than 800 works representing virtually every Western classical genre of his time.
Belgium, [a] officially the Kingdom of Belgium, [b] is a country in Northwestern Europe.The country is bordered by the Netherlands to the north, Germany to the east, Luxembourg to the southeast, France to the south, and the North Sea to the west.
Mesopotamia [a] is a historical region of West Asia situated within the Tigris–Euphrates river system, in the northern part of the Fertile Crescent.Today, Mesopotamia is known as present-day Iraq.