Herd of horses galloping across the prairie, Saskatchewan, Canada

across america american animal animals body canada complete completely day daylight daytime during entire entirely equidae exterior exteriors full full body gallop galloping gallops herd herd herds hooved horse horses horses length mammal mammalia mammalian mammalians mammals north odd of outdoor perissodactyla photo photos prairie run running runs saskatchewan several shot shots tetrapod the toed ungulate ungulates vertebrata vertebrate vertebrates whole wholly