It depends on the type really, a Mother wolf spider will Carry its young on here back whereas some species leave their young.
they carry their young for 65 days
a while
A young spider is called a spiderling.
110 days.
about 2 weeks
about six weeks
Ladybirds (ladybugs) lay eggs, they don't carry their young.
15 to 18 days
11 months
Gestation is nearly three months long for a cheetah - about 93 days.
hybrid spider monkeys take of her young ones for 7 wees