Here is a breakdown of one possible path to become a nurse midwife: 1  Graduate from high school. To prepare for an undergraduate program in nursing, itâs advisable to take classes such as biology, chemistry, algebra I/II, physics, statistics, and psychology (if available).
The gestation or pregnancy period of the Red Kangaroo lasts between 6 and 7 weeks. They will most often give birth to one offspring, or joey. The baby Kangaroo is extremely small when it is born, being roughly the size of a bean. After the joey is born, it will crawl up the mother's fur to get inside of the pouch.
The gestation periods of other animal reveals that the length of the gestation period is largely a matter of the animal specie's size. Asian elephants have a gestation period of 645 days and African elephants 640 days. Dogs and other canines have a gestation period of about 60, which is also the period for cats.Even within the species of apes and monkeys gestation period seem to be a matter of size.he gestation period of humans is 266 days, 8 days short of nine months. Many such biological characteristics have an explanation in terms evolutionary survival value. Even some seemingly cultural characteristics of human society have such a biological explanation.