Only if it is an albino . In this case , it usually has other genetic problems and is usually not used for racing or breeding, but kept for pleasure riding or a companion to a nervous racer.
I have never seen one on the track .
That depends on the pedigree and bloodlines of the horse
The largest racing horse is a thoroughbred. Secretariat is a thoroughbred for example
Canadian Thoroughbred Horse Society was created in 1906.
Ruffian was a thoroughbred racehorse.
Whether or not a thoroughbred race horse a filigree is a matter of opinion. Filigree means delicute or fanciful and whether or not that is how you describe a racehorse is up to you.
A thoroughbred horse can be any solid color except white. Examples: Bay Chestnut Black
The weight of a thoroughbred horse is dependent upon a number of factors. Some of those factors include the size and age of the horse.
The state horse of Maryland is the thoroughbred horse.
Its a Thoroughbred horse bred with another different breed!
Pinto is a color not a breed of horses. There is a Pinto Horse Association which can include any breed. The American Paint Horse Association includes only horses with Quarter Horse, Paint Horse, or Thoroughbred bloodlines. So a 'Pinto' is a white and any other color in 'patches' of any breed, while a 'Paint' is white and any other color in 'patches' of the Quarter Horse, Paint or Thoroughbred breeds.
Thoroughbred
Thoroughbred