Nineteen-Day Fast to be the one foretold by the Báb, accepted the fast, but altered many of its details and regulations. The Bahá'í fast resembles fasting practices of several other religions. Lent is a period of fasting for Christians, Yom Kippur and many other holidays for Jews, and the fast of Ramadan is practiced by Muslims. The Bahá'í fasting most resembles the fast of Ramadan, except that the period of fasting is defined as a fixed Bahá'í month, whereas Muslims fast during a lunar month, whose specific Gregorian dates vary from year to year. Bahá'u'lláh established the guidelines of the fast in
Dark fruit-eating bat Dark fruit-eating bat The dark fruit-eating bat ("Artibeus obscurus"), is a bat species from South America. Dark fruit-eating bats are relatively small, with an average body length of , and weighing from . Their fur is longer and darker than that of their closest relatives, being dark brown to sooty black over most of the body, with a white frosting. The underparts are paler, and there are also faint stripes of pale fur on the face. The nose-leaf is broad, with a distinct horseshoe separated from the upper lip. The snout is relatively narrow for a bat of its small