Artificial uterus a study showing they had grown premature lamb fetuses for four weeks in an extra-uterine life support system. An artificial uterus, sometimes referred to as an 'exowomb', would have to provide nutrients and oxygen to nurture a fetus, as well as dispose of waste material. The scope of an artificial uterus (or "artificial uterus system" to emphasize a broader scope) may also include the interface serving the function otherwise provided by the placenta, an amniotic tank functioning as the amniotic sac, as well as an umbilical cord. A woman may still supply nutrients and dispose of waste products if the
The Umbilical Brothers extensive use of their particular style of mime and humour. In December 2006, in a "New York Post" interview, Shane Dundas expressed doubts about the return of the show for a second season. In June 2007, Nickelodeon announced that they would not renew it for a second season. The two had voice roles in "Maya the Bee" as ant soldiers, with Collins voicing Arnie and Dundas voicing Barney. The Umbilical Brothers have performed six shows, four of which appear as DVDs: The Umbilical Brothers Shane Dundas and David Collins known as The Umbilical Brothers are an Australian comic duo. Dundas