A family has become one of the only in the UK with six generations alive at the same time—with one of the family members becoming Scotland’s only great-great-great-grandma, aged 86. The family stretches from oldest member Mary Marshall, 86, to their youngest member Nyla Ferguson, who is just a couple of weeks old. Mother of eight Mary, who was born four years before the start of World War II, boasts a whopping 90 grandchildren. The women are all on the same side of the family—and all except new mom Toni-Leigh work, or worked, as carers for the National Health Service (NHS). All gave birth at the age of 18 or younger, resulting in this super-sized happy family, and all live in or around Edinburgh, Scotland. Head of the family Mary has eight children including eldest daughter Rose Thorburn, 68. Rose has four children including mom-of-three Chyrel Borthwick, 50. Chyrel gave …