title: Countercurrent systems in animals.
mesh_terms: D000222:Adaptation, Physiological; D000818:Animals; D001132:Arm / Q000098:blood supply; D001516:Bees / Q000502:physiology; D001833:Body Temperature Regulation; D002162:Camelus / Q000502:physiology; D003377:Countercurrent Distribution; D004173:Dipodomys / Q000502:physiology; D006358:Hot Temperature; D006801:Humans; D014867:Water
chemical_list: D014867:Water