title: Energetic cost of grade walking in man and burro, Equus asinus: desert and mountain.
mesh_terms: D000293:Adolescent; D000328:Adult; D000531:Altitude; D000818:Animals; D003889:Desert Climate; D005260:Female; D006801:Humans; D008124:Locomotion; D008297:Male; D010101:Oxygen Consumption; D010527:Perissodactyla / Q000378:metabolism*; D010828:Physiology, Comparative