Introduction -Rodney Geisert -- History of Maternal Recognition of Pregnancy - Fuller W. Bazer -- The Role of Steroids Hormone Receptors in the Establishment of Pregnancy in Rodents - Nyssa R. Adams and Francesco J. DeMayo -- Transmembrane Mucin Expression and Function in Embryo Implantation and Placentation - Pamela E. Constantinou, Micaela Morgado and Daniel D. Carson -- Reflections on Rodent Implantation - Jeeyeon M. Cha and Sudhansu K. Dey -- The Role of Progesterone in Maternal Recognition of Pregnancy in Domestic Ruminants - Pat Lonergan and Niamh Forde -- Implantation and Establishment of Pregnancy in Ruminants - Thomas E. Spencer and Thomas R. Hansen -- Implantation and Establishment of Pregnancy in the Pig - Rodney D. Geisert, Gregory A. Johnson and Robert C. Burghardt -- Pregnancy Recognition and Implantation of the Conceptus in the Mare - Claudia Klein -- Implantation and Establishment of Pregnancy in Human and Non-Human Primates - Ren-Wei Su and Asgerally T. Fazleabas -- The Dog: Nonconformist, Not Only In Maternal Recognition Signaling - Mariusz P. Kowalewski, Aykut Gram, Ewa Kautz, Felix Graubner -- Embryonic Diapause and Maternal Recognition of Pregnancy in Diapausing Mammals - Marilyn B. Renfree -- Predicting Embryo Presence and Viability - Ky G. Pohler, Jonathon A. Green, Thomas W. Geary, R.F.G. Peres, M.H.C. Pereira, J.L.M. Vasconcelos and M.F. Smith -- Subject Index.