A horse usually reaches its full height by age 5 and is grown enough to do the most strenuous work they will ever be asked to do. However, horses are still developing until 7 or 8.
when a horse is full grown it is 5- 6 years old
they are fully grown when they are 6 years old
There is now way to find out how old it is but you can find out when it is fully grown when the black lines on it's head have gone.
Fully grown physically at one year old; fully grown emotionally at between twe to three years old.
a fully grown chingysnail
A horses should be at minimum 3 years old. Any age before that and their joints have not fully closed and it will cause problems later in life. That being said many people believe a horse should never jump before it's 6 years old, which is when the horse is most likely 100% fully grown and done 'forming'.
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6 years old
Adult. Most guppies are fully grown at a year old.
Your eye is fully grown when you are 13 years old.
horse isle answer:true
a fully grown female horse is called a mare & a fully grow male horse is called a stallion