It varies.
The norm is 24-48 hours but some mares can hold out another week or two.
It's a guessing game but it does mean for you to pay attention!
They are long pants normally used for horse riding ;)
11 months
Nothing. The horse gives birth normally so long as you have the necessary money to pay the vet, even in the horse is in an EC that doesn't have a vet. It is more expensive to give birth when the EC that the horse in boarded in does not have a vet.
1 day
The snot like mucus is called the cervical mucus. If a woman has a 28 day cycle, then her period will normal start 14 days after the cervical mucus appears.
It normally takes 11 months for a mare before she gives birth, but occasionally it will be 10 or 12 months.
A stocking on a horse's leg refers to a white marking that extends from the hoof or ankle up to the knee or hock. Stockings can vary in size and shape. They are a common marking found on horses and do not impact the horse's health or performance.
It takes around 18 days.
Long.
3 months
as long as the horse lives, which is forever for an immortal horse
Your horse can be sold as soon as it is born, as long as it doesn't have too poor morale/health/energy.