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 Selene of Syria in her ancestry". As a queen of Syria, she was the second to rule with the name 'Cleopatra'. Hence, she is termed "Cleopatra II Selene" to differentiate her from her predecessor and aunt Cleopatra I Thea, who was the mother of Cleopatra Selene's husbands Antiochus VIII and Antiochus IX. Classicist Grace Macurdy numbered Cleopatra Selene as "Cleopatra V" within the Ptolemaic dynasty and many historians have used this convention. Sibling marriage was known in ancient Egypt and, although it was not a general practice, it was acceptable for the Egyptians; the Ptolemaics practiced it, perhaps to consolidate the dynasty. In