How big is a horse's heart?
Most horses hearts are about 8 to 8.5 pounds, or less then 1% of
their body weight. Some breeds have heavier/ larger hearts.
Arabians have a heart around 7.6 to 8 pounds or 0.76% of their body weight.
A draft horse's heart is smaller by proportion and is about 0.6& of their body weight, so a 2,000 pound draft would have a 12 pound heart.
Thoroughbreds tend to have heavier/ larger hearts on average with the typical one weighing about 10 pounds, though some famous Thoroughbreds have been found to have relatively heavy/ large hearts. Secretariats heart was about 22 pounds, Shams was 18 pounds, Eclipse's was 14 pounds, Phar Lap's heart was also 14 pounds.
About the size of a football.... About 10-12 pounds :)
A horses heart does the same thing that it does for us. It flows blood through the body and keeps your body going. However a heart is not shaped like a heart. It is a little heart shaped but it is very,very bloody so you can't tell. It beats rather hard when you hold it in your hand, but you can't feel it very well on the outside of your body. That is what the…