40 weeks
A pregnancy usually lasts for 9 months
A human pregnancy typically lasts around 40 weeks, or 9 months.
The pregnancy lasts for 60 days
it lasts for 4months
A monkey's pregnancy period lasts between 164 - 187 days.
Pregnancy in ferrets lasts 38-42 days or 6 weeks
A pregnancy usually lasts about 40 weeks but you could go up to 42 weeks.
Pregnancy normally lasts between 21-25 days.
The gestation period normally lasts 11-12 months.
pregnancy lasts one month
In the human life cycle, an individual is a fertilized egg, or zygote, for about 1 to 2 weeks. This stage begins at fertilization and lasts until implantation occurs in the uterus, after which the developing organism is referred to as an embryo. The embryonic stage lasts until the end of the eighth week of pregnancy, after which it is called a fetus.
Pregnancy in the dog (all breeds) lasts about 2 months: 60-64 days.