Donkey milk even exist). In addition, the flavour and appearance of donkey milk have been found to be attractive to children. Equid (donkey and horse) milk can be considered a suitable substrate for probiotic beverage production. The use of fermented equid milk is an ancient tradition in central Asia, like koumiss or airag, a fermented mares milk very popular in Asia and Russia; but there are also traditional variants made from donkey milk. In Mongolia, where koumiss is the national drink, people have a saying that ‘kumys cures 40 diseases’. It is said that Cleopatra, Queen of Ancient Egypt, took baths in
Cleopatra IV of Egypt Tryphaena decided that Cleopatra IV should die and over the protests of her husband summoned some soldiers and had Cleopatra IV murdered in the sanctuary of Daphne in Antioch. In his comprehensive website about Ptolemaic genealogy, Christopher Bennett also notes the possibility that Cleopatra IV, from her brief marriage to Antiochus IX Cyzicenus, may have been the mother of the later Seleucid monarch, Antiochus X Eusebes ("the Pious"). Antiochus X would go on to marry Cleopatra IV's younger sister, Cleopatra Selene, thus making him the spouse of a woman who was his stepmother (Selene married both of her sisters' widowers,