Conjoined twins al'Abbas and Banu Ummaya ibn 'Abd Shams in the year 750 AH). The Muslim polymath Abū al-Rayhān al-Bīrūnī described conjoined twins in his book "Kitab-al-Saidana". The English twin sisters Mary and Eliza Chulkhurst, who were conjoined at the back (pygopagus), lived from 1100 to 1134 (or 1500 to 1534) and were perhaps the best-known early historical example of conjoined twins. Other early conjoined twins to attain notice were the "Scottish brothers", allegedly of the dicephalus type, essentially two heads sharing the same body (1460–1488, although the dates vary); the pygopagus Helen and Judith of Szőny, Hungary (1701–1723), who enjoyed a
The Dolan Twins The Dolan Twins Ethan and Grayson Dolan (born December 16, 1999), collectively known as The Dolan Twins, are an American comedy duo who rose to prominence in May 2013 on the video sharing application Vine. They are currently signed to AwesomenessTV, and have been since 2015. The twins are from the Long Valley section of Washington Township, Morris County, New Jersey. On December 19, 2017 they published a video, highlighting what type of twins they are. In the video Ethan Dolan expressed doubt that they were identical twins, in truth they are. Since their beginnings, the duo has accumulated over