Never.
Chimpanzees can not give birth to young cows (a calf).
Generally one baby at a time. The baby chimp usually nurses until the age of five before being able to survive on its own without the mother's assistance. Then the cycle for the chimp mother begins again and will most likely become pregnant not long after.
it is nursed by its mother just like humans.
about 6 to 8 months
11 months.
5 weeks
ninety to ninety-eight days
they care for them for about 2 years and then leaves them
about 40 cm long, depending on how big they are.
Horses have a gestation period of 340 days.
Like 63 days or something like that
A woman is pregnant for 38-40 weeks.
8 or 9