Birds use their tail feathers for steering. Fish and sea mammals use their tail fins for steering and to propel them through the water. (Fish tails move side to side; the tails of sea mammals move up and down.) Grazing animals such as elephants, zebras and giraffes have long, thin tails with a tuft of hair on the end. These tails function like built-in fly swatters that enable the animals to protect themselves from biting insects.
The current position of women in Japanese society can be attributed to the vestiges of two old philosophies - Confucianism, and Samurai based feudalism. These influences are still strong, however in spite of these influences the public role of women has changed markedly since the beginning of World War II.
Chinese Feudal Hierarchy. Chinese feudal hierarchy was quite similar to the British feudal hierarchy. China witnessed the evolution of feudalism between the eras of 1122 BC to 256 BC in the ruling period from the Zhou dynasty to the Qin dynasty.