The gestation period for a human typically lasts about 40 weeks, counting from the first day of the last menstrual period. This is roughly equivalent to nine months. However, a full-term pregnancy can range from 37 to 42 weeks. Babies born before 37 weeks are considered preterm, while those born after 42 weeks are considered post-term.
A hamster is pregnant for around 3 weeks, or approximately 16-22 days. The gestation period can vary slightly depending on the specific species of hamster.
Baby rabbits are usually born 4 to 5 weeks after the doe becomes pregnant. Rabbits have a short gestation period of around 28 to 31 days.
A mare is pregnant for around 11 months, which is roughly 44 weeks. The gestation period for a horse is typically between 320-370 days.
The human gestation period--the period of time between conception and labor--is approximately forty weeks (280 days), measured from the first day of the mother's last menstrual period. A gestation period of thirty-eight weeks (266 days) is calculated for women who are pregnant by a procedure such as in vitro fertilization or artificial insemination that allows them to know their exact date of conception Chicken or Rooster 21 days
The gestation period for elephants is around 22 months, making it the longest gestation period of any mammal.
The human gestation period is approximately 38 weeks from conception. The World Health Organization gives pregnancy as normal when it is from 37 to 42 weeks.
39 weeks
The gestation period for a cat is usually around 9 weeks =)
it is bout 36 or so weeks Cynthia: It takes 40 weeks but most girls have their baby two weeks early or two weeks later than their due date.
44.3 to 53 weeks with an average of 48.6 weeks.
A honey badger has an average gestation period of 6 months. (For mammals the gestation period is the time in which a fetus develops, beginning with fertilization and ending at birth.)
A newborn baby is 40 weeks old. The gestation period in humans normally ranges between 37 and 42 weeks.
Like most rodents. a rat's gestation period is just six weeks.
45 The average gestation for a mare can range between 320-370, or about 46 weeks to about 53 weeks.
6 Weeks Gestation actually counts from fertilization. However many weeks pregnant you are is actually counted from the first day of your last period. So, when you are 20 weeks pregnant you are actually only 18 weeks gestation. You may of had your days wrong and you really is 6 weeks or they may be measuring your baby head incorrectly
Medication abortion can be performed safely up to 9 weeks gestation (i.e. 9 weeks after the first day of the last period).
The period of time a mammal is pregnant (gestation period) ranges depending on the species. The species of mammal with the longest gestation period is the Asiatic Elephant with a maximum gestation period of 760 days. The shortest of American Opossum with a minimum of 8 days.