Conjoined twins Conjoined twins Conjoined twins are identical twins joined "in utero". An extremely rare phenomenon, the occurrence is estimated to range from 1 in 49,000 births to 1 in 189,000 births, with a somewhat higher incidence in Southwest Asia and Africa. Approximately half are stillborn, and an additional one-third die within 24 hours. Most live births are female, with a ratio of 3:1. Two contradicting theories exist to explain the origins of conjoined twins. The more generally accepted theory is "fission", in which the fertilized egg splits partially. The other theory, no longer believed to be the basis of conjoined twinning,
Brewer twins the World" by "People" magazine in 1998. They have worked with photographers such as Bruce Weber, Steven Meisel, Tiziano Magni, Claus Wickwrath, Randall Mesdon, Marko Realmonte and also with model Cindy Crawford. They have appeared on the covers of "Glamour", "Esquire", "Mizz", "Sassy", "Dolly", "Student Life", "Vogue", "Fortune" amongst others., They are also amateur surfers and snowboarders. In 2003 they moved in the insurance business and opened their own insurance agency in 2013 in Redondo Beach, CA. Brewer twins Derek and Keith Brewer, known as the Brewer Twins, are male models. The twins were born on September 21, 1973, at