When the female's egg is fertilized.
Dogs have a gestation period (length of pregnancy) of 63 days on average.
All dogs have a gestation period of around 9 weeks.
Dalmatians are pregnant for roughly nine weeks. This is the same as 63 days. All dogs have a similar gestational period.
The gestational period for a mammal varies. Smaller mammals tend to have a shorter gestational period than larger mammals.
The gestational period is defined as the period of time from conception to parturition. The average gestational age for humans is 38 weeks.
A "normal" gestational period for dogs and cats is 62-63 days.
5 days
Hippopotamus have a gestation period of about 8 months.
A Donkey??
16 moons
175 Days
Sheep have a gestational period (time of pregnancy) of 145 days.