Spontaneous development of quiescent blastocyst in a marsupial, Setonix brachyurus, carrying a sucking pouch young.
D000367:Age Factors; D000818:Animals; D005260:Female; D007774:Lactation; D008394:Marsupialia / Q000502:physiology*; D010063:Ovum / Q000254:growth & development*; D011247:Pregnancy