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The Ulas family of 19 is from rural southern Turkey. Five of the family members (except for another, who has died) walk on all fours with their feet and the palms of their hands in what is called a "bear crawl". [1] [2] Their quadrupedal gait has never been reported in anatomically intact adult humans.
The Family That Walks on All Fours is a BBC Two documentary that explored the science and the story of five individuals in the Ulas family, a Kurdish family in Southeastern Turkey that walk with a previously unreported quadruped gait. [1] [2] [3]
Quadrupedalism is sometimes referred to as being "on all fours", and is observed in crawling, especially by infants. [1] In the 20th century quadrupedal movement was popularized as a form of physical exercise by Georges Hebert. [2] Kenichi Ito is a Japanese man famous for speed running on four limbs in competitions. [3]
Five members of one family walk on all fours, leading one scientist to say their condition signals backwards evolution. Other scientists have a different take.
The Ulaş family of nineteen from rural southern Turkey has been the primary example of the proposed syndrome. Tan described five members as walking with a quadrupedal gait using their feet and the palms of their hands. In infants, where this is a rare stage prior and sometimes following bipedal walking, such a gait is called "bear crawl".
Family economics applies economic concepts such as production, division of labor, distribution, and decision making to the family. It is used to explain outcomes unique to family—such as marriage, the decision to have children, fertility, time devoted to domestic production, and dowry payments using economic analysis.
Household economics analyses all the decisions made by a household. These analyses are both at the microeconomic and macroeconomic level. This field analyses the structures of households, the behavior of family members, and their broader influence on society, including: household consumption, division of labour within the household, allocation of time to household production, marriage, divorce ...
The family was also important because birth, family ties, and local custom determined economic status in communities. [2] They describe the family as a "productive unit" and state that physical strength was an essential element in survival. [2] The family economic unit has always been dependent on specialized labor done by family