We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleEvolution of a novel function: nutritive milk in the viviparous cockroach, Diploptera punctata.AuthorsWilliford A; Stay B; Bhattacharya DPublicationEvolution & development, 2004, Vol 6, Issue 2, p67ISSN1520-541xPublication typearticleDOI10.1111/j.1525-142x.2004.04012.x