Roadrunners: energy conservation by hypothermia and absorption of sunlight.
D000222:Adaptation, Physiological; D000818:Animals; D001717:Birds / Q000378:metabolism*; D001831:Body Temperature; D001833:Body Temperature Regulation; D003889:Desert Climate; D007035:Hypothermia / Q000378:metabolism*; D010101:Oxygen Consumption; D010858:Pigmentation; D011187:Posture; D013472:Sunlight; D013696:Temperature