For as long as it stays in yours.
Y sperm can stay in womb for 36 hours after which it dies
Approximately 28 to 31 days.
Average gestation for a lion is about 110 days.
Clownfish don't have a womb ! They lay eggs - which are fertilised by the male - and simply left to 'drift' in the water.
The gestation period (time that the foetus stays in the womb) for giraffes is 14-15 months.
For 6 to 12 months
Theoretically yes. It would be comparable to a developing baby in its mothers womb.
No they stay on one side of the womb all the time.
The elephant stays in the womb for about a year
in your womb
Baby rabbits are born 32 days after the mating between the doe and the buck