This website is dedicated to the informational content in regards to gestational periods and mammals. Exactly what is a gestation period? A gestation period can be thought of as a time in which a fetus of a human or animal develops, beginning with fertilization and ending at birth. The duration of this period varies between species, as you will learn through clicking through the various tabs. Our website has chosen to focus on three primary mammals: Elephants, Seahorses and possums. Each animal has their own interesting facts and varying ways and developments in their gestational time frame. Feel free to browse each tab and if your adventourous take a jab at the quiz and see how much you learned about mammals and gestational periods. Enjoy!