Its is very difficult to answer this question. It is much too broad. Different breeds, whether juvenile or adult, can be very different. You can't compare a Shetland pony and a Clydedale.
The average size saddle horse at 15.2HH will weigh 800 to 1100 lbs. This same horse as a weanling can weight 200 to 300 lbs.
To be considered a horse, an equine must be over 14.2 hands (1 hand=4 inches, so over 58 inches) tall. Anything 14.2 hands and under is considered a pony.
Different breeds vary in height and weight. An adult Shire is far bigger than an adult Quarter Horse. So the size could be 68 to 88 (just an example) depending on the breed and build of the individual.
An adult male horse will have 40 teeth. An adult mare will have 36 teeth.
Having arrived at maturity, or to full size and strength; matured; as, an adult person or plant; an adult ape; an adult age., A person, animal, or plant grown to full size and strength; one who has reached maturity.
Well, if you have a full sized adult horse then a minimum of 12' by12' square foot of sheltered space for the horse and at least an acre of grazing space, though to acres would be better.
There are 205 bones in an adult horse. There are also 205 bones in a juvenille horse. They won't grow more bones as they age.
There are many kinds of stallions. This is an adult male horse. There can be a pony stallion and a welsh stallion. There is no normal size for a stallion.
A Full Size Mattress is approximately 54 x 75 inches. It is ideal for one adult. Source: matress.com
A Full Size Mattress is approximately 54 x 75 inches. It is ideal for one adult. Source: matress.com
A mare is a full grown female horse. An adult mare is called a mare. It is sometimes used as a euphemism for a married woman.
It depends on your height and the horse. If your looking for something for a child get a pony. If it's for an adult get a horse and if it's sound make sure to go on a little ride so you make sure it's the right size.
The weight of an adult horse depends of the height and breed of the horse, also what type of work the horse is in.
It will take about 2 - 3 years to grow to full size