What is a marsupial mammal?

Marsupial Mammals. Marsupials are the group of mammals commonly thought of as pouched mammals (like the wallaby and kangaroo at left). They give live birth, but they do not have long gestation times like placental mammals. read more

Marsupial reproductive organs differ from the higher mammals. For them, the reproductive tract is doubled. The females have two uteri and two vaginas, and before birth, a birth canal forms between them, the median vagina. read more

Like other mammals, the marsupials are covered with hair. Mothers nurse their young — a young kangaroo may nurse even when it has grown almost to the mother's size. The only naturally occurring marsupial in the United States is the opossum, Didelphis virginiana. read more

Marsupials are mammals that give birth to underdeveloped embryos, which then climb from the birth canal into a pouch on the front of the mother's body. Once inside, the infant, sometimes called a joey, feeds and continues to grow by attaching itself to a nipple. read more