Aside from acting more nutty than usual, mares will squat and pee, accept attention from a stallion, and "wink" their vagina; an opening and closing motion, that once you see it, you will realize what it is. They'll also be prone to prancing around and lifting their tail more.
it means ian lair is sleeping under your bed
Horses are ALWAYS in heat. Mostly for people too, so watch out and keep your pants on around horses. Please do this, I am being incredibly serious right now.
There isn't much you can do to stop a horse from coming into season. This is a natural occurrence.
Winter I should imagine.
You should cover a horse in WINTER
autumn
autumn-winter time
Winter
in the spring time.
winter
It is not common, but it is quite possible.
Usually you'd get your horse a new blanket in late fall or early winter. Or what ever the coldest season for your region is.
I believe you mean MOUNTING a horse. Mounting a horse means to get on, you will end up sitting on the horse's back.
If You mean the horse with the feathers, i think you mean a Shire horse.