Horses have tons of breeds. They have over 150 breeds. Here are a few examples:
Thoroughbred
Hunter
Irish Sport Horse
Irish Hunter
AQH
APH
Appendix Quarter Horse
Hanoverian
Oldenburg
Arabian
Tennessee Walker
Gypsy Vanner
Clydesdale
Warmblood
There are around 180 breeds to 200 breeds of horses
There are hundreds of breeds of horses.
Clydesdale, Arabian, and appaloosas are all breeds of horses.
yes, over 250 breeds of horses roam the earth.
There is a paint breed...but the pattern is found in other breeds such as TB's and QH's
There is over 100 breeds of horses throughout the world.
There are 267 equine breeds.
"Main breeds" really depends on where you live. Main breeds of horses in the USA and Canada, for example, are thoroughbreds, arabians, quarter-horses, morgans, clydesdales, etc.
Quarter Horses Throughbreds Paint Horses
Shire horses are certainly heavy horses.
All breeds of horses are mammals.
Ether you buy them or breed your horses.