They spend the same amount of days as humans do in the womb! amazing.
90 days
63 days
A baby usually stays in the womb before delivery between 1080 days and 1260 days.
320 to 360 days with an average of 340 days.
900 and 17 thousand
Gestation: 90-112 days
The gestation period for a cat is approximately 63-65 days.
Exactly 21 days in the womb!
Smith's Gazelle has 219 pages.
Generally a transvaginal ultrasound can spot a baby in the womb at around 4 weeks (give or take 5 days)
According to Wikipedia - the gestation period of a Giraffe is between 400 and 460 days.