Last modified on July 13, 2016, at 13:27


Gestation is the period of time during which an embryo develops before being born.[1]

In mammals the period of gestation can range from as short as 15 days for a Golden Hamster to as long as 645 days for an Elephant.[2]


  1. Wile, Dr. Jay L. Exploring Creation With Biology. Apologia Educational Ministries, Inc. 1998