Horses getting exercise developing stamina through use of mechanical hot walker

racehorses stud farm hot walker stud animals develop stamina animal husbandry horse farm thoroughbred husbandry stud mechanical hot walking horse equine equestrian livestock exercise juvenile farm selective breeding outdoors outside round mammal domestic animals pedigree purebred farm animals animals domestic animal horse management hot horse walkers warm up warm down pivot pivot point steel arms automation automated greenery exercising race horses build muscle fitness young racehorses track horizontal no people