title: Evidence for a circannual metabolic cycle in Citellus tridecemlineatus, a hibernator.
mesh_terms: D000818:Animals; D001835:Body Weight; D002940:Circadian Rhythm; D004032:Diet; D005260:Female; D006605:Hibernation; D008297:Male; D010101:Oxygen Consumption; D010507:Periodicity; D012589:Sciuridae / Q000378:metabolism*