This can vary from breed to breed and every horse is different. Some breeds like the Arabian are more slow to mature. But on the average most horses have the majority of their height between the ages...
Cheetah's can live up to 12 years or so in the wild. They are known to live upto 20 years in captivity (In Zoos). The lifespan is much shorter in the wild because, as they grow older, their speed...